Finding the Fourth Proportional to 4,712,695.97, 7,068,902.67 and 1,301,191.02
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Solution
The fourth proportional to 4,712,695.97, 7,068,902.67 and 1,301,191.02 is: 1,951,747.52
Step by Step Solution
- Step 1: Write the proportion equation
4,712,695.97 : 7,068,902.67 = 1,301,191.02 : x - Step 2: Convert to fraction form
4,712,695.97/7,068,902.67 = 1,301,191.02/x - Step 3: Cross multiply
4,712,695.97x = 7,068,902.67 × 1,301,191.02 - Step 4: Simplify right side
4,712,695.97x = 9,197,992,675,458.02 - Step 5: Solve for x
x = 9,197,992,675,458.02/4,712,695.97 - Step 6: Final answer
x = 1,951,747.52
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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.