Finding the Fourth Proportional to 2,915,873.29, 4,370,263.96 and 2,063,190.66
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Solution
The fourth proportional to 2,915,873.29, 4,370,263.96 and 2,063,190.66 is: 3,092,276.96
Step by Step Solution
- Step 1: Write the proportion equation
2,915,873.29 : 4,370,263.96 = 2,063,190.66 : x - Step 2: Convert to fraction form
2,915,873.29/4,370,263.96 = 2,063,190.66/x - Step 3: Cross multiply
2,915,873.29x = 4,370,263.96 × 2,063,190.66 - Step 4: Simplify right side
2,915,873.29x = 9,016,687,784,006.61 - Step 5: Solve for x
x = 9,016,687,784,006.61/2,915,873.29 - Step 6: Final answer
x = 3,092,276.96
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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.