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Finding the Third Proportional to 667,071 and 1,461,057

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Solution

The third proportional to 667,071 and 1,461,057 is: 3,200,090.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,071 : 1,461,057 = 1,461,057 : x
  2. Step 2: Convert to fraction form
    667,071/1,461,057 = 1,461,057/x
  3. Step 3: Cross multiply
    667,071x = 1,461,057 × 1,461,057
  4. Step 4: Simplify right side
    667,071x = 2,134,687,557,249
  5. Step 5: Solve for x
    x = 2,134,687,557,249/667,071
  6. Step 6: Final answer
    x = 3,200,090.48

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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.