Finding the Fourth Proportional to 2,863,501.92, 3,951,531.55 and 1,574,332.44
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Solution
The fourth proportional to 2,863,501.92, 3,951,531.55 and 1,574,332.44 is: 2,172,523.18
Step by Step Solution
- Step 1: Write the proportion equation
2,863,501.92 : 3,951,531.55 = 1,574,332.44 : x - Step 2: Convert to fraction form
2,863,501.92/3,951,531.55 = 1,574,332.44/x - Step 3: Cross multiply
2,863,501.92x = 3,951,531.55 × 1,574,332.44 - Step 4: Simplify right side
2,863,501.92x = 6,221,024,306,848.48 - Step 5: Solve for x
x = 6,221,024,306,848.48/2,863,501.92 - Step 6: Final answer
x = 2,172,523.18
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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.