Finding the Fourth Proportional to 1,997,906.58, 2,996,361.05 and 783,729.99
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Solution
The fourth proportional to 1,997,906.58, 2,996,361.05 and 783,729.99 is: 1,175,399.31
Step by Step Solution
- Step 1: Write the proportion equation
1,997,906.58 : 2,996,361.05 = 783,729.99 : x - Step 2: Convert to fraction form
1,997,906.58/2,996,361.05 = 783,729.99/x - Step 3: Cross multiply
1,997,906.58x = 2,996,361.05 × 783,729.99 - Step 4: Simplify right side
1,997,906.58x = 2,348,338,011,834.24 - Step 5: Solve for x
x = 2,348,338,011,834.24/1,997,906.58 - Step 6: Final answer
x = 1,175,399.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.