Finding the Fourth Proportional to 1,273,590.14, 1,757,568.98 and 729,715.03
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Solution
The fourth proportional to 1,273,590.14, 1,757,568.98 and 729,715.03 is: 1,007,015.10
Step by Step Solution
- Step 1: Write the proportion equation
1,273,590.14 : 1,757,568.98 = 729,715.03 : x - Step 2: Convert to fraction form
1,273,590.14/1,757,568.98 = 729,715.03/x - Step 3: Cross multiply
1,273,590.14x = 1,757,568.98 × 729,715.03 - Step 4: Simplify right side
1,273,590.14x = 1,282,524,498,398.13 - Step 5: Solve for x
x = 1,282,524,498,398.13/1,273,590.14 - Step 6: Final answer
x = 1,007,015.10
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.