Finding the Fourth Proportional to 2,217,882.76, 3,060,674.58 and 1,251,010.06
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Solution
The fourth proportional to 2,217,882.76, 3,060,674.58 and 1,251,010.06 is: 1,726,391.84
Step by Step Solution
- Step 1: Write the proportion equation
2,217,882.76 : 3,060,674.58 = 1,251,010.06 : x - Step 2: Convert to fraction form
2,217,882.76/3,060,674.58 = 1,251,010.06/x - Step 3: Cross multiply
2,217,882.76x = 3,060,674.58 × 1,251,010.06 - Step 4: Simplify right side
2,217,882.76x = 3,828,934,689,966.28 - Step 5: Solve for x
x = 3,828,934,689,966.28/2,217,882.76 - Step 6: Final answer
x = 1,726,391.84
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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.