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Finding the Third Proportional to 631,082 and 1,358,392

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Solution

The third proportional to 631,082 and 1,358,392 is: 2,923,912.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,082 : 1,358,392 = 1,358,392 : x
  2. Step 2: Convert to fraction form
    631,082/1,358,392 = 1,358,392/x
  3. Step 3: Cross multiply
    631,082x = 1,358,392 × 1,358,392
  4. Step 4: Simplify right side
    631,082x = 1,845,228,825,664
  5. Step 5: Solve for x
    x = 1,845,228,825,664/631,082
  6. Step 6: Final answer
    x = 2,923,912.94

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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.