A rich man needs to paint his entire mansion

A rich man needs to paint his entire mansion

So he asks to 3 people for the price: A Chinese, a German and a Brazilian.

The Chinese says:
It'll cost 2 million dollars.
1,5 million for painting, half a million for profit.

The German says:
It'll cost 4 million.
2,5 million for the painting and 1,5 million for profit

The Brazilian says:
It'll cost 10 million.
You get 4 million, I get 4 million, and give 2 for the Chinese