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Finding the Third Proportional to 807,720 and 1,254,192

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Solution

The third proportional to 807,720 and 1,254,192 is: 1,947,454.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,720 : 1,254,192 = 1,254,192 : x
  2. Step 2: Convert to fraction form
    807,720/1,254,192 = 1,254,192/x
  3. Step 3: Cross multiply
    807,720x = 1,254,192 × 1,254,192
  4. Step 4: Simplify right side
    807,720x = 1,572,997,572,864
  5. Step 5: Solve for x
    x = 1,572,997,572,864/807,720
  6. Step 6: Final answer
    x = 1,947,454.03

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.