Finding the Fourth Proportional to 2,484,560.20, 3,428,613.66 and 1,396,877.80
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Solution
The fourth proportional to 2,484,560.20, 3,428,613.66 and 1,396,877.80 is: 1,927,646.71
Step by Step Solution
- Step 1: Write the proportion equation
2,484,560.20 : 3,428,613.66 = 1,396,877.80 : x - Step 2: Convert to fraction form
2,484,560.20/3,428,613.66 = 1,396,877.80/x - Step 3: Cross multiply
2,484,560.20x = 3,428,613.66 × 1,396,877.80 - Step 4: Simplify right side
2,484,560.20x = 4,789,354,306,430.75 - Step 5: Solve for x
x = 4,789,354,306,430.75/2,484,560.20 - Step 6: Final answer
x = 1,927,646.71
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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.