Finding the Fourth Proportional to 4,703,714.92, 7,053,289.98 and 2,758,974.76
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Solution
The fourth proportional to 4,703,714.92, 7,053,289.98 and 2,758,974.76 is: 4,137,123.39
Step by Step Solution
- Step 1: Write the proportion equation
4,703,714.92 : 7,053,289.98 = 2,758,974.76 : x - Step 2: Convert to fraction form
4,703,714.92/7,053,289.98 = 2,758,974.76/x - Step 3: Cross multiply
4,703,714.92x = 7,053,289.98 × 2,758,974.76 - Step 4: Simplify right side
4,703,714.92x = 19,459,849,029,780.91 - Step 5: Solve for x
x = 19,459,849,029,780.91/4,703,714.92 - Step 6: Final answer
x = 4,137,123.39
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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.