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Finding the Third Proportional to 1,439,829 and 3,110,568

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Solution

The third proportional to 1,439,829 and 3,110,568 is: 6,719,987.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,829 : 3,110,568 = 3,110,568 : x
  2. Step 2: Convert to fraction form
    1,439,829/3,110,568 = 3,110,568/x
  3. Step 3: Cross multiply
    1,439,829x = 3,110,568 × 3,110,568
  4. Step 4: Simplify right side
    1,439,829x = 9,675,633,282,624
  5. Step 5: Solve for x
    x = 9,675,633,282,624/1,439,829
  6. Step 6: Final answer
    x = 6,719,987.78

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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.