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Finding the Third Proportional to 656,728 and 1,425,552

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Solution

The third proportional to 656,728 and 1,425,552 is: 3,094,429.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,728 : 1,425,552 = 1,425,552 : x
  2. Step 2: Convert to fraction form
    656,728/1,425,552 = 1,425,552/x
  3. Step 3: Cross multiply
    656,728x = 1,425,552 × 1,425,552
  4. Step 4: Simplify right side
    656,728x = 2,032,198,504,704
  5. Step 5: Solve for x
    x = 2,032,198,504,704/656,728
  6. Step 6: Final answer
    x = 3,094,429.51

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.