Home / 1,231,251.20-1,846,876.80-389,868.80

Finding the Fourth Proportional to 1,231,251.20, 1,846,876.80 and 389,868.80

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Solution

The fourth proportional to 1,231,251.20, 1,846,876.80 and 389,868.80 is: 584,803.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,251.20 : 1,846,876.80 = 389,868.80 : x
  2. Step 2: Convert to fraction form
    1,231,251.20/1,846,876.80 = 389,868.80/x
  3. Step 3: Cross multiply
    1,231,251.20x = 1,846,876.80 × 389,868.80
  4. Step 4: Simplify right side
    1,231,251.20x = 720,039,641,763.84
  5. Step 5: Solve for x
    x = 720,039,641,763.84/1,231,251.20
  6. Step 6: Final answer
    x = 584,803.20

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