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Finding the Third Proportional to 869,816 and 1,799,298

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Solution

The third proportional to 869,816 and 1,799,298 is: 3,722,020.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,816 : 1,799,298 = 1,799,298 : x
  2. Step 2: Convert to fraction form
    869,816/1,799,298 = 1,799,298/x
  3. Step 3: Cross multiply
    869,816x = 1,799,298 × 1,799,298
  4. Step 4: Simplify right side
    869,816x = 3,237,473,292,804
  5. Step 5: Solve for x
    x = 3,237,473,292,804/869,816
  6. Step 6: Final answer
    x = 3,722,020.86

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.