Three people jointly run a shop, in which Party A contributes 50,000 yuan, Party B contributes 1.5 million yuan and Party C contributes 200,000 yuan. How to distribute the profits?

First, calculate the investment ratio of the three companies, 5: 15:30, and divide it by the greatest common factor of 5 to get 1:3:4, which is the simplest integer ratio of the investment of the three companies. Then, use 1+3+4=8 to know that the total investment of * * * is 8 points, and company A accounts for it.