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Finding the Third Proportional to 844,608 and 1,239,216

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Solution

The third proportional to 844,608 and 1,239,216 is: 1,818,188.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,608 : 1,239,216 = 1,239,216 : x
  2. Step 2: Convert to fraction form
    844,608/1,239,216 = 1,239,216/x
  3. Step 3: Cross multiply
    844,608x = 1,239,216 × 1,239,216
  4. Step 4: Simplify right side
    844,608x = 1,535,656,294,656
  5. Step 5: Solve for x
    x = 1,535,656,294,656/844,608
  6. Step 6: Final answer
    x = 1,818,188.19

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.