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Finding the Third Proportional to 513,348 and 1,236,713

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Solution

The third proportional to 513,348 and 1,236,713 is: 2,979,380.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,348 : 1,236,713 = 1,236,713 : x
  2. Step 2: Convert to fraction form
    513,348/1,236,713 = 1,236,713/x
  3. Step 3: Cross multiply
    513,348x = 1,236,713 × 1,236,713
  4. Step 4: Simplify right side
    513,348x = 1,529,459,044,369
  5. Step 5: Solve for x
    x = 1,529,459,044,369/513,348
  6. Step 6: Final answer
    x = 2,979,380.55

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Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.