Finding the Fourth Proportional to 4,086,497.47, 5,639,158.08 and 2,250,916.24
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Solution
The fourth proportional to 4,086,497.47, 5,639,158.08 and 2,250,916.24 is: 3,106,149.60
Step by Step Solution
- Step 1: Write the proportion equation
4,086,497.47 : 5,639,158.08 = 2,250,916.24 : x - Step 2: Convert to fraction form
4,086,497.47/5,639,158.08 = 2,250,916.24/x - Step 3: Cross multiply
4,086,497.47x = 5,639,158.08 × 2,250,916.24 - Step 4: Simplify right side
4,086,497.47x = 12,693,272,502,199.22 - Step 5: Solve for x
x = 12,693,272,502,199.22/4,086,497.47 - Step 6: Final answer
x = 3,106,149.60
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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.