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Finding the Third Proportional to 666,286 and 1,023,497

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Solution

The third proportional to 666,286 and 1,023,497 is: 1,572,216.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,286 : 1,023,497 = 1,023,497 : x
  2. Step 2: Convert to fraction form
    666,286/1,023,497 = 1,023,497/x
  3. Step 3: Cross multiply
    666,286x = 1,023,497 × 1,023,497
  4. Step 4: Simplify right side
    666,286x = 1,047,546,109,009
  5. Step 5: Solve for x
    x = 1,047,546,109,009/666,286
  6. Step 6: Final answer
    x = 1,572,216.90

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.