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Finding the Fourth Proportional to 978,770.40, 1,468,155.60 and 978,770.40

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Solution

The fourth proportional to 978,770.40, 1,468,155.60 and 978,770.40 is: 1,468,155.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    978,770.40 : 1,468,155.60 = 978,770.40 : x
  2. Step 2: Convert to fraction form
    978,770.40/1,468,155.60 = 978,770.40/x
  3. Step 3: Cross multiply
    978,770.40x = 1,468,155.60 × 978,770.40
  4. Step 4: Simplify right side
    978,770.40x = 1,436,987,243,874.24
  5. Step 5: Solve for x
    x = 1,436,987,243,874.24/978,770.40
  6. Step 6: Final answer
    x = 1,468,155.60

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Why These Related Problems?

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