Finding the Fourth Proportional to 1,149,559.26, 1,586,272.68 and 707,963.96
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Solution
The fourth proportional to 1,149,559.26, 1,586,272.68 and 707,963.96 is: 976,916.92
Step by Step Solution
- Step 1: Write the proportion equation
1,149,559.26 : 1,586,272.68 = 707,963.96 : x - Step 2: Convert to fraction form
1,149,559.26/1,586,272.68 = 707,963.96/x - Step 3: Cross multiply
1,149,559.26x = 1,586,272.68 × 707,963.96 - Step 4: Simplify right side
1,149,559.26x = 1,123,023,888,172.61 - Step 5: Solve for x
x = 1,123,023,888,172.61/1,149,559.26 - Step 6: Final answer
x = 976,916.92
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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.