Home / 1,375,187.18-2,063,203.10-656,446.04

Finding the Fourth Proportional to 1,375,187.18, 2,063,203.10 and 656,446.04

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Solution

The fourth proportional to 1,375,187.18, 2,063,203.10 and 656,446.04 is: 984,870.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,187.18 : 2,063,203.10 = 656,446.04 : x
  2. Step 2: Convert to fraction form
    1,375,187.18/2,063,203.10 = 656,446.04/x
  3. Step 3: Cross multiply
    1,375,187.18x = 2,063,203.10 × 656,446.04
  4. Step 4: Simplify right side
    1,375,187.18x = 1,354,381,504,710.72
  5. Step 5: Solve for x
    x = 1,354,381,504,710.72/1,375,187.18
  6. Step 6: Final answer
    x = 984,870.66

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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.