Home / 1,002,465.78-1,383,275.34-572,773.74

Finding the Fourth Proportional to 1,002,465.78, 1,383,275.34 and 572,773.74

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Solution

The fourth proportional to 1,002,465.78, 1,383,275.34 and 572,773.74 is: 790,354.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,465.78 : 1,383,275.34 = 572,773.74 : x
  2. Step 2: Convert to fraction form
    1,002,465.78/1,383,275.34 = 572,773.74/x
  3. Step 3: Cross multiply
    1,002,465.78x = 1,383,275.34 × 572,773.74
  4. Step 4: Simplify right side
    1,002,465.78x = 792,303,789,941.57
  5. Step 5: Solve for x
    x = 792,303,789,941.57/1,002,465.78
  6. Step 6: Final answer
    x = 790,354.95

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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.