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Finding the Third Proportional to 2,667,880 and 3,994,497

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Solution

The third proportional to 2,667,880 and 3,994,497 is: 5,980,781.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667,880 : 3,994,497 = 3,994,497 : x
  2. Step 2: Convert to fraction form
    2,667,880/3,994,497 = 3,994,497/x
  3. Step 3: Cross multiply
    2,667,880x = 3,994,497 × 3,994,497
  4. Step 4: Simplify right side
    2,667,880x = 15,956,006,283,009
  5. Step 5: Solve for x
    x = 15,956,006,283,009/2,667,880
  6. Step 6: Final answer
    x = 5,980,781.10

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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.