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Finding the Fourth Proportional to 978,635.10, 1,467,952.65 and 978,635.10

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Solution

The fourth proportional to 978,635.10, 1,467,952.65 and 978,635.10 is: 1,467,952.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    978,635.10 : 1,467,952.65 = 978,635.10 : x
  2. Step 2: Convert to fraction form
    978,635.10/1,467,952.65 = 978,635.10/x
  3. Step 3: Cross multiply
    978,635.10x = 1,467,952.65 × 978,635.10
  4. Step 4: Simplify right side
    978,635.10x = 1,436,589,988,428.02
  5. Step 5: Solve for x
    x = 1,436,589,988,428.02/978,635.10
  6. Step 6: Final answer
    x = 1,467,952.65

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Why These Related Problems?

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