Home / 1,109,207.25-2,270,976.75

Finding the Third Proportional to 1,109,207.25 and 2,270,976.75

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Solution

The third proportional to 1,109,207.25 and 2,270,976.75 is: 4,649,568.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,207.25 : 2,270,976.75 = 2,270,976.75 : x
  2. Step 2: Convert to fraction form
    1,109,207.25/2,270,976.75 = 2,270,976.75/x
  3. Step 3: Cross multiply
    1,109,207.25x = 2,270,976.75 × 2,270,976.75
  4. Step 4: Simplify right side
    1,109,207.25x = 5,157,335,399,040.56
  5. Step 5: Solve for x
    x = 5,157,335,399,040.56/1,109,207.25
  6. Step 6: Final answer
    x = 4,649,568.78

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.