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Finding the Third Proportional to 886,260 and 1,374,912

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Solution

The third proportional to 886,260 and 1,374,912 is: 2,132,989.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,260 : 1,374,912 = 1,374,912 : x
  2. Step 2: Convert to fraction form
    886,260/1,374,912 = 1,374,912/x
  3. Step 3: Cross multiply
    886,260x = 1,374,912 × 1,374,912
  4. Step 4: Simplify right side
    886,260x = 1,890,383,007,744
  5. Step 5: Solve for x
    x = 1,890,383,007,744/886,260
  6. Step 6: Final answer
    x = 2,132,989.20

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.