Home / 1,040,910.60-1,561,949.10-441,769.80

Finding the Fourth Proportional to 1,040,910.60, 1,561,949.10 and 441,769.80

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Solution

The fourth proportional to 1,040,910.60, 1,561,949.10 and 441,769.80 is: 662,902.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,910.60 : 1,561,949.10 = 441,769.80 : x
  2. Step 2: Convert to fraction form
    1,040,910.60/1,561,949.10 = 441,769.80/x
  3. Step 3: Cross multiply
    1,040,910.60x = 1,561,949.10 × 441,769.80
  4. Step 4: Simplify right side
    1,040,910.60x = 690,021,941,517.18
  5. Step 5: Solve for x
    x = 690,021,941,517.18/1,040,910.60
  6. Step 6: Final answer
    x = 662,902.21

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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.