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Finding the Third Proportional to 755,816 and 1,659,070

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Solution

The third proportional to 755,816 and 1,659,070 is: 3,641,776.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,816 : 1,659,070 = 1,659,070 : x
  2. Step 2: Convert to fraction form
    755,816/1,659,070 = 1,659,070/x
  3. Step 3: Cross multiply
    755,816x = 1,659,070 × 1,659,070
  4. Step 4: Simplify right side
    755,816x = 2,752,513,264,900
  5. Step 5: Solve for x
    x = 2,752,513,264,900/755,816
  6. Step 6: Final answer
    x = 3,641,776.92

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.