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Finding the Fourth Proportional to 978,177.60, 1,467,266.40 and 741,981.60

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Solution

The fourth proportional to 978,177.60, 1,467,266.40 and 741,981.60 is: 1,112,972.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    978,177.60 : 1,467,266.40 = 741,981.60 : x
  2. Step 2: Convert to fraction form
    978,177.60/1,467,266.40 = 741,981.60/x
  3. Step 3: Cross multiply
    978,177.60x = 1,467,266.40 × 741,981.60
  4. Step 4: Simplify right side
    978,177.60x = 1,088,684,671,098.24
  5. Step 5: Solve for x
    x = 1,088,684,671,098.24/978,177.60
  6. Step 6: Final answer
    x = 1,112,972.40

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Why These Related Problems?

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