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Finding the Third Proportional to 1,284,217.50 and 2,767,110.75

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Solution

The third proportional to 1,284,217.50 and 2,767,110.75 is: 5,962,309.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,217.50 : 2,767,110.75 = 2,767,110.75 : x
  2. Step 2: Convert to fraction form
    1,284,217.50/2,767,110.75 = 2,767,110.75/x
  3. Step 3: Cross multiply
    1,284,217.50x = 2,767,110.75 × 2,767,110.75
  4. Step 4: Simplify right side
    1,284,217.50x = 7,656,901,902,765.56
  5. Step 5: Solve for x
    x = 7,656,901,902,765.56/1,284,217.50
  6. Step 6: Final answer
    x = 5,962,309.27

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.