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Finding the Third Proportional to 2,982,790 and 4,474,509

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Solution

The third proportional to 2,982,790 and 4,474,509 is: 6,712,249.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982,790 : 4,474,509 = 4,474,509 : x
  2. Step 2: Convert to fraction form
    2,982,790/4,474,509 = 4,474,509/x
  3. Step 3: Cross multiply
    2,982,790x = 4,474,509 × 4,474,509
  4. Step 4: Simplify right side
    2,982,790x = 20,021,230,791,081
  5. Step 5: Solve for x
    x = 20,021,230,791,081/2,982,790
  6. Step 6: Final answer
    x = 6,712,249.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.