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Finding the Third Proportional to 836,358 and 1,262,313

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Solution

The third proportional to 836,358 and 1,262,313 is: 1,905,205.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,358 : 1,262,313 = 1,262,313 : x
  2. Step 2: Convert to fraction form
    836,358/1,262,313 = 1,262,313/x
  3. Step 3: Cross multiply
    836,358x = 1,262,313 × 1,262,313
  4. Step 4: Simplify right side
    836,358x = 1,593,434,109,969
  5. Step 5: Solve for x
    x = 1,593,434,109,969/836,358
  6. Step 6: Final answer
    x = 1,905,205.80

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.