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Finding the Third Proportional to 834,780 and 1,252,341

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Solution

The third proportional to 834,780 and 1,252,341 is: 1,878,768.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,780 : 1,252,341 = 1,252,341 : x
  2. Step 2: Convert to fraction form
    834,780/1,252,341 = 1,252,341/x
  3. Step 3: Cross multiply
    834,780x = 1,252,341 × 1,252,341
  4. Step 4: Simplify right side
    834,780x = 1,568,357,980,281
  5. Step 5: Solve for x
    x = 1,568,357,980,281/834,780
  6. Step 6: Final answer
    x = 1,878,768.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.