Home / 2,128,616.20-3,192,924.30-865,793.80

Finding the Fourth Proportional to 2,128,616.20, 3,192,924.30 and 865,793.80

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Solution

The fourth proportional to 2,128,616.20, 3,192,924.30 and 865,793.80 is: 1,298,690.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,128,616.20 : 3,192,924.30 = 865,793.80 : x
  2. Step 2: Convert to fraction form
    2,128,616.20/3,192,924.30 = 865,793.80/x
  3. Step 3: Cross multiply
    2,128,616.20x = 3,192,924.30 × 865,793.80
  4. Step 4: Simplify right side
    2,128,616.20x = 2,764,414,062,809.34
  5. Step 5: Solve for x
    x = 2,764,414,062,809.34/2,128,616.20
  6. Step 6: Final answer
    x = 1,298,690.70

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