Finding the Fourth Proportional to 2,503,561.68, 3,454,915.92 and 1,357,641.68
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Solution
The fourth proportional to 2,503,561.68, 3,454,915.92 and 1,357,641.68 is: 1,873,545.95
Step by Step Solution
- Step 1: Write the proportion equation
2,503,561.68 : 3,454,915.92 = 1,357,641.68 : x - Step 2: Convert to fraction form
2,503,561.68/3,454,915.92 = 1,357,641.68/x - Step 3: Cross multiply
2,503,561.68x = 3,454,915.92 × 1,357,641.68 - Step 4: Simplify right side
2,503,561.68x = 4,690,537,853,887.55 - Step 5: Solve for x
x = 4,690,537,853,887.55/2,503,561.68 - Step 6: Final answer
x = 1,873,545.95
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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.