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Finding the Third Proportional to 669,874 and 1,444,697

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Solution

The third proportional to 669,874 and 1,444,697 is: 3,115,734.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,874 : 1,444,697 = 1,444,697 : x
  2. Step 2: Convert to fraction form
    669,874/1,444,697 = 1,444,697/x
  3. Step 3: Cross multiply
    669,874x = 1,444,697 × 1,444,697
  4. Step 4: Simplify right side
    669,874x = 2,087,149,421,809
  5. Step 5: Solve for x
    x = 2,087,149,421,809/669,874
  6. Step 6: Final answer
    x = 3,115,734.33

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.