Home / 1,046,287.52-1,565,352.24-917,178.90

Finding the Fourth Proportional to 1,046,287.52, 1,565,352.24 and 917,178.90

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Solution

The fourth proportional to 1,046,287.52, 1,565,352.24 and 917,178.90 is: 1,372,192.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,287.52 : 1,565,352.24 = 917,178.90 : x
  2. Step 2: Convert to fraction form
    1,046,287.52/1,565,352.24 = 917,178.90/x
  3. Step 3: Cross multiply
    1,046,287.52x = 1,565,352.24 × 917,178.90
  4. Step 4: Simplify right side
    1,046,287.52x = 1,435,708,045,595.74
  5. Step 5: Solve for x
    x = 1,435,708,045,595.74/1,046,287.52
  6. Step 6: Final answer
    x = 1,372,192.65

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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.