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Finding the Third Proportional to 838,868 and 1,334,310

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Solution

The third proportional to 838,868 and 1,334,310 is: 2,122,363.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,868 : 1,334,310 = 1,334,310 : x
  2. Step 2: Convert to fraction form
    838,868/1,334,310 = 1,334,310/x
  3. Step 3: Cross multiply
    838,868x = 1,334,310 × 1,334,310
  4. Step 4: Simplify right side
    838,868x = 1,780,383,176,100
  5. Step 5: Solve for x
    x = 1,780,383,176,100/838,868
  6. Step 6: Final answer
    x = 2,122,363.92

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.