Home / 1,046,288.52-1,565,353.74-917,179.90

Finding the Fourth Proportional to 1,046,288.52, 1,565,353.74 and 917,179.90

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Solution

The fourth proportional to 1,046,288.52, 1,565,353.74 and 917,179.90 is: 1,372,194.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,288.52 : 1,565,353.74 = 917,179.90 : x
  2. Step 2: Convert to fraction form
    1,046,288.52/1,565,353.74 = 917,179.90/x
  3. Step 3: Cross multiply
    1,046,288.52x = 1,565,353.74 × 917,179.90
  4. Step 4: Simplify right side
    1,046,288.52x = 1,435,710,986,717.83
  5. Step 5: Solve for x
    x = 1,435,710,986,717.83/1,046,288.52
  6. Step 6: Final answer
    x = 1,372,194.15

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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.