Finding the Fourth Proportional to 1,337,839.38, 2,007,065.49 and 579,807.99
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Solution
The fourth proportional to 1,337,839.38, 2,007,065.49 and 579,807.99 is: 869,844.78
Step by Step Solution
- Step 1: Write the proportion equation
1,337,839.38 : 2,007,065.49 = 579,807.99 : x - Step 2: Convert to fraction form
1,337,839.38/2,007,065.49 = 579,807.99/x - Step 3: Cross multiply
1,337,839.38x = 2,007,065.49 × 579,807.99 - Step 4: Simplify right side
1,337,839.38x = 1,163,712,607,555.27 - Step 5: Solve for x
x = 1,163,712,607,555.27/1,337,839.38 - Step 6: Final answer
x = 869,844.78
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.