Finding the Fourth Proportional to 4,752,003.70, 7,126,623.15 and 2,623,107.70
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Solution
The fourth proportional to 4,752,003.70, 7,126,623.15 and 2,623,107.70 is: 3,933,898.46
Step by Step Solution
- Step 1: Write the proportion equation
4,752,003.70 : 7,126,623.15 = 2,623,107.70 : x - Step 2: Convert to fraction form
4,752,003.70/7,126,623.15 = 2,623,107.70/x - Step 3: Cross multiply
4,752,003.70x = 7,126,623.15 × 2,623,107.70 - Step 4: Simplify right side
4,752,003.70x = 18,693,900,059,763.26 - Step 5: Solve for x
x = 18,693,900,059,763.26/4,752,003.70 - Step 6: Final answer
x = 3,933,898.46
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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.