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Finding the Third Proportional to 720,398 and 1,552,522

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Solution

The third proportional to 720,398 and 1,552,522 is: 3,345,823.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,398 : 1,552,522 = 1,552,522 : x
  2. Step 2: Convert to fraction form
    720,398/1,552,522 = 1,552,522/x
  3. Step 3: Cross multiply
    720,398x = 1,552,522 × 1,552,522
  4. Step 4: Simplify right side
    720,398x = 2,410,324,560,484
  5. Step 5: Solve for x
    x = 2,410,324,560,484/720,398
  6. Step 6: Final answer
    x = 3,345,823.50

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.