Finding the Fourth Proportional to 2,270,049.59, 3,132,689.84 and 1,251,490.79
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Solution
The fourth proportional to 2,270,049.59, 3,132,689.84 and 1,251,490.79 is: 1,727,069.09
Step by Step Solution
- Step 1: Write the proportion equation
2,270,049.59 : 3,132,689.84 = 1,251,490.79 : x - Step 2: Convert to fraction form
2,270,049.59/3,132,689.84 = 1,251,490.79/x - Step 3: Cross multiply
2,270,049.59x = 3,132,689.84 × 1,251,490.79 - Step 4: Simplify right side
2,270,049.59x = 3,920,532,460,765.67 - Step 5: Solve for x
x = 3,920,532,460,765.67/2,270,049.59 - Step 6: Final answer
x = 1,727,069.09
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1.5x scale
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.