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Finding the Third Proportional to 670,250 and 1,445,449

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Solution

The third proportional to 670,250 and 1,445,449 is: 3,117,229.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,250 : 1,445,449 = 1,445,449 : x
  2. Step 2: Convert to fraction form
    670,250/1,445,449 = 1,445,449/x
  3. Step 3: Cross multiply
    670,250x = 1,445,449 × 1,445,449
  4. Step 4: Simplify right side
    670,250x = 2,089,322,811,601
  5. Step 5: Solve for x
    x = 2,089,322,811,601/670,250
  6. Step 6: Final answer
    x = 3,117,229.11

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.