Reports indicate the London club have secured the services of the 20-year-old on an 18-month loan deal with an option of paying £5 million to make the move permanent.
The Loftus Road club are said to be still awaiting news of the work permit that the talented youngster will need to complete his move to England.
The Sao Paulo striker has been on the radars of a host of Premier League clubs since he impressed at the Under-20 World Cup in Colombia, where he was voted player of the tournament.
He told The Sun: “I know a lot of clubs are interested in me. But when I spoke to Mark Hughes and QPR, they made me feel very excited about their plans.
"I want to go to a club with ambition and to play in London would be a fantastic opportunity.
"The manager is known everywhere. He played for great clubs like Manchester United and Barcelona.
"As a striker, I know I can learn so much from him. I've always wanted to play in Europe and, for me, England has the most exciting league in the world."