Home / 1,438,983.08-2,156,659.90-729,189.80

Finding the Fourth Proportional to 1,438,983.08, 2,156,659.90 and 729,189.80

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Solution

The fourth proportional to 1,438,983.08, 2,156,659.90 and 729,189.80 is: 1,092,865.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,983.08 : 2,156,659.90 = 729,189.80 : x
  2. Step 2: Convert to fraction form
    1,438,983.08/2,156,659.90 = 729,189.80/x
  3. Step 3: Cross multiply
    1,438,983.08x = 2,156,659.90 × 729,189.80
  4. Step 4: Simplify right side
    1,438,983.08x = 1,572,614,401,149.02
  5. Step 5: Solve for x
    x = 1,572,614,401,149.02/1,438,983.08
  6. Step 6: Final answer
    x = 1,092,865.11

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