Finding the Fourth Proportional to 4,084,348.20, 6,126,522.30 and 2,572,693.80
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Solution
The fourth proportional to 4,084,348.20, 6,126,522.30 and 2,572,693.80 is: 3,859,040.70
Step by Step Solution
- Step 1: Write the proportion equation
4,084,348.20 : 6,126,522.30 = 2,572,693.80 : x - Step 2: Convert to fraction form
4,084,348.20/6,126,522.30 = 2,572,693.80/x - Step 3: Cross multiply
4,084,348.20x = 6,126,522.30 × 2,572,693.80 - Step 4: Simplify right side
4,084,348.20x = 15,761,665,936,771.74 - Step 5: Solve for x
x = 15,761,665,936,771.74/4,084,348.20 - Step 6: Final answer
x = 3,859,040.70
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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.