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Finding the Third Proportional to 3,115,446 and 4,550,624

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Solution

The third proportional to 3,115,446 and 4,550,624 is: 6,646,938.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,446 : 4,550,624 = 4,550,624 : x
  2. Step 2: Convert to fraction form
    3,115,446/4,550,624 = 4,550,624/x
  3. Step 3: Cross multiply
    3,115,446x = 4,550,624 × 4,550,624
  4. Step 4: Simplify right side
    3,115,446x = 20,708,178,789,376
  5. Step 5: Solve for x
    x = 20,708,178,789,376/3,115,446
  6. Step 6: Final answer
    x = 6,646,938.77

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.