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Finding the Third Proportional to 574,656 and 1,235,790

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Solution

The third proportional to 574,656 and 1,235,790 is: 2,657,549.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,656 : 1,235,790 = 1,235,790 : x
  2. Step 2: Convert to fraction form
    574,656/1,235,790 = 1,235,790/x
  3. Step 3: Cross multiply
    574,656x = 1,235,790 × 1,235,790
  4. Step 4: Simplify right side
    574,656x = 1,527,176,924,100
  5. Step 5: Solve for x
    x = 1,527,176,924,100/574,656
  6. Step 6: Final answer
    x = 2,657,549.78

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.