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Finding the Third Proportional to 1,448,367.50 and 2,191,189

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Solution

The third proportional to 1,448,367.50 and 2,191,189 is: 3,314,979.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,367.50 : 2,191,189 = 2,191,189 : x
  2. Step 2: Convert to fraction form
    1,448,367.50/2,191,189 = 2,191,189/x
  3. Step 3: Cross multiply
    1,448,367.50x = 2,191,189 × 2,191,189
  4. Step 4: Simplify right side
    1,448,367.50x = 4,801,309,233,721
  5. Step 5: Solve for x
    x = 4,801,309,233,721/1,448,367.50
  6. Step 6: Final answer
    x = 3,314,979.96

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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.