Finding the Fourth Proportional to 4,091,854.20, 6,137,781.30 and 2,497,531.20
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Solution
The fourth proportional to 4,091,854.20, 6,137,781.30 and 2,497,531.20 is: 3,746,296.80
Step by Step Solution
- Step 1: Write the proportion equation
4,091,854.20 : 6,137,781.30 = 2,497,531.20 : x - Step 2: Convert to fraction form
4,091,854.20/6,137,781.30 = 2,497,531.20/x - Step 3: Cross multiply
4,091,854.20x = 6,137,781.30 × 2,497,531.20 - Step 4: Simplify right side
4,091,854.20x = 15,329,300,295,526.56 - Step 5: Solve for x
x = 15,329,300,295,526.56/4,091,854.20 - Step 6: Final answer
x = 3,746,296.80
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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.