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Finding the Third Proportional to 2,690,667 and 3,932,401.50

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Solution

The third proportional to 2,690,667 and 3,932,401.50 is: 5,747,192.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690,667 : 3,932,401.50 = 3,932,401.50 : x
  2. Step 2: Convert to fraction form
    2,690,667/3,932,401.50 = 3,932,401.50/x
  3. Step 3: Cross multiply
    2,690,667x = 3,932,401.50 × 3,932,401.50
  4. Step 4: Simplify right side
    2,690,667x = 15,463,781,557,202.25
  5. Step 5: Solve for x
    x = 15,463,781,557,202.25/2,690,667
  6. Step 6: Final answer
    x = 5,747,192.63

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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.