Finding the Fourth Proportional to 5,107,587.76, 7,659,714.70 and 1,694,957.68
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Solution
The fourth proportional to 5,107,587.76, 7,659,714.70 and 1,694,957.68 is: 2,541,883.34
Step by Step Solution
- Step 1: Write the proportion equation
5,107,587.76 : 7,659,714.70 = 1,694,957.68 : x - Step 2: Convert to fraction form
5,107,587.76/7,659,714.70 = 1,694,957.68/x - Step 3: Cross multiply
5,107,587.76x = 7,659,714.70 × 1,694,957.68 - Step 4: Simplify right side
5,107,587.76x = 12,982,892,257,373.90 - Step 5: Solve for x
x = 12,982,892,257,373.90/5,107,587.76 - Step 6: Final answer
x = 2,541,883.34
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.