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Finding the Third Proportional to 667,995 and 1,455,873

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Solution

The third proportional to 667,995 and 1,455,873 is: 3,173,027.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,995 : 1,455,873 = 1,455,873 : x
  2. Step 2: Convert to fraction form
    667,995/1,455,873 = 1,455,873/x
  3. Step 3: Cross multiply
    667,995x = 1,455,873 × 1,455,873
  4. Step 4: Simplify right side
    667,995x = 2,119,566,192,129
  5. Step 5: Solve for x
    x = 2,119,566,192,129/667,995
  6. Step 6: Final answer
    x = 3,173,027.03

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.