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Finding the Third Proportional to 886,280 and 1,339,992

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Solution

The third proportional to 886,280 and 1,339,992 is: 2,025,972.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,280 : 1,339,992 = 1,339,992 : x
  2. Step 2: Convert to fraction form
    886,280/1,339,992 = 1,339,992/x
  3. Step 3: Cross multiply
    886,280x = 1,339,992 × 1,339,992
  4. Step 4: Simplify right side
    886,280x = 1,795,578,560,064
  5. Step 5: Solve for x
    x = 1,795,578,560,064/886,280
  6. Step 6: Final answer
    x = 2,025,972.11

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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.