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Finding the Third Proportional to 764,248 and 1,561,679

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Solution

The third proportional to 764,248 and 1,561,679 is: 3,191,164.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,248 : 1,561,679 = 1,561,679 : x
  2. Step 2: Convert to fraction form
    764,248/1,561,679 = 1,561,679/x
  3. Step 3: Cross multiply
    764,248x = 1,561,679 × 1,561,679
  4. Step 4: Simplify right side
    764,248x = 2,438,841,299,041
  5. Step 5: Solve for x
    x = 2,438,841,299,041/764,248
  6. Step 6: Final answer
    x = 3,191,164.78

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.