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Finding the Third Proportional to 1,270,287 and 2,796,453

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Solution

The third proportional to 1,270,287 and 2,796,453 is: 6,156,206.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,287 : 2,796,453 = 2,796,453 : x
  2. Step 2: Convert to fraction form
    1,270,287/2,796,453 = 2,796,453/x
  3. Step 3: Cross multiply
    1,270,287x = 2,796,453 × 2,796,453
  4. Step 4: Simplify right side
    1,270,287x = 7,820,149,381,209
  5. Step 5: Solve for x
    x = 7,820,149,381,209/1,270,287
  6. Step 6: Final answer
    x = 6,156,206.73

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.