Finding the Fourth Proportional to 2,497,641.29, 3,446,755.37 and 1,351,721.53
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Solution
The fourth proportional to 2,497,641.29, 3,446,755.37 and 1,351,721.53 is: 1,865,381.33
Step by Step Solution
- Step 1: Write the proportion equation
2,497,641.29 : 3,446,755.37 = 1,351,721.53 : x - Step 2: Convert to fraction form
2,497,641.29/3,446,755.37 = 1,351,721.53/x - Step 3: Cross multiply
2,497,641.29x = 3,446,755.37 × 1,351,721.53 - Step 4: Simplify right side
2,497,641.29x = 4,659,053,442,272.12 - Step 5: Solve for x
x = 4,659,053,442,272.12/2,497,641.29 - Step 6: Final answer
x = 1,865,381.33
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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.