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Finding the Fourth Proportional to 978,177.90, 1,467,266.85 and 978,177.90

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Solution

The fourth proportional to 978,177.90, 1,467,266.85 and 978,177.90 is: 1,467,266.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    978,177.90 : 1,467,266.85 = 978,177.90 : x
  2. Step 2: Convert to fraction form
    978,177.90/1,467,266.85 = 978,177.90/x
  3. Step 3: Cross multiply
    978,177.90x = 1,467,266.85 × 978,177.90
  4. Step 4: Simplify right side
    978,177.90x = 1,435,248,006,072.62
  5. Step 5: Solve for x
    x = 1,435,248,006,072.62/978,177.90
  6. Step 6: Final answer
    x = 1,467,266.85

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Why These Related Problems?

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