Finding the Fourth Proportional to 2,725,659.70, 4,088,489.55 and 2,548,512.70
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Solution
The fourth proportional to 2,725,659.70, 4,088,489.55 and 2,548,512.70 is: 3,822,769.05
Step by Step Solution
- Step 1: Write the proportion equation
2,725,659.70 : 4,088,489.55 = 2,548,512.70 : x - Step 2: Convert to fraction form
2,725,659.70/4,088,489.55 = 2,548,512.70/x - Step 3: Cross multiply
2,725,659.70x = 4,088,489.55 × 2,548,512.70 - Step 4: Simplify right side
2,725,659.70x = 10,419,567,541,992.29 - Step 5: Solve for x
x = 10,419,567,541,992.29/2,725,659.70 - Step 6: Final answer
x = 3,822,769.05
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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.