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Finding the Third Proportional to 741,330 and 1,127,979

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Solution

The third proportional to 741,330 and 1,127,979 is: 1,716,289.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,330 : 1,127,979 = 1,127,979 : x
  2. Step 2: Convert to fraction form
    741,330/1,127,979 = 1,127,979/x
  3. Step 3: Cross multiply
    741,330x = 1,127,979 × 1,127,979
  4. Step 4: Simplify right side
    741,330x = 1,272,336,624,441
  5. Step 5: Solve for x
    x = 1,272,336,624,441/741,330
  6. Step 6: Final answer
    x = 1,716,289.13

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.