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Finding the Third Proportional to 2,212,708 and 3,339,415

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Solution

The third proportional to 2,212,708 and 3,339,415 is: 5,039,839.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212,708 : 3,339,415 = 3,339,415 : x
  2. Step 2: Convert to fraction form
    2,212,708/3,339,415 = 3,339,415/x
  3. Step 3: Cross multiply
    2,212,708x = 3,339,415 × 3,339,415
  4. Step 4: Simplify right side
    2,212,708x = 11,151,692,542,225
  5. Step 5: Solve for x
    x = 11,151,692,542,225/2,212,708
  6. Step 6: Final answer
    x = 5,039,839.21

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.