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Finding the Third Proportional to 1,363,209 and 2,867,439

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Solution

The third proportional to 1,363,209 and 2,867,439 is: 6,031,508.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,209 : 2,867,439 = 2,867,439 : x
  2. Step 2: Convert to fraction form
    1,363,209/2,867,439 = 2,867,439/x
  3. Step 3: Cross multiply
    1,363,209x = 2,867,439 × 2,867,439
  4. Step 4: Simplify right side
    1,363,209x = 8,222,206,418,721
  5. Step 5: Solve for x
    x = 8,222,206,418,721/1,363,209
  6. Step 6: Final answer
    x = 6,031,508.32

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.