Home / 1,002,445.20-1,383,246.92-572,753.16

Finding the Fourth Proportional to 1,002,445.20, 1,383,246.92 and 572,753.16

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Solution

The fourth proportional to 1,002,445.20, 1,383,246.92 and 572,753.16 is: 790,326.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,445.20 : 1,383,246.92 = 572,753.16 : x
  2. Step 2: Convert to fraction form
    1,002,445.20/1,383,246.92 = 572,753.16/x
  3. Step 3: Cross multiply
    1,002,445.20x = 1,383,246.92 × 572,753.16
  4. Step 4: Simplify right side
    1,002,445.20x = 792,259,045,922.15
  5. Step 5: Solve for x
    x = 792,259,045,922.15/1,002,445.20
  6. Step 6: Final answer
    x = 790,326.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.