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Finding the Third Proportional to 418,002 and 916,104

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Solution

The third proportional to 418,002 and 916,104 is: 2,007,757.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,002 : 916,104 = 916,104 : x
  2. Step 2: Convert to fraction form
    418,002/916,104 = 916,104/x
  3. Step 3: Cross multiply
    418,002x = 916,104 × 916,104
  4. Step 4: Simplify right side
    418,002x = 839,246,538,816
  5. Step 5: Solve for x
    x = 839,246,538,816/418,002
  6. Step 6: Final answer
    x = 2,007,757.23

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.