Finding the Fourth Proportional to 4,502,660.80, 6,213,557.49 and 2,515,812.61
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Solution
The fourth proportional to 4,502,660.80, 6,213,557.49 and 2,515,812.61 is: 3,471,757.47
Step by Step Solution
- Step 1: Write the proportion equation
4,502,660.80 : 6,213,557.49 = 2,515,812.61 : x - Step 2: Convert to fraction form
4,502,660.80/6,213,557.49 = 2,515,812.61/x - Step 3: Cross multiply
4,502,660.80x = 6,213,557.49 × 2,515,812.61 - Step 4: Simplify right side
4,502,660.80x = 15,632,146,286,301.95 - Step 5: Solve for x
x = 15,632,146,286,301.95/4,502,660.80 - Step 6: Final answer
x = 3,471,757.47
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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.