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Finding the Third Proportional to 728,348 and 1,485,604

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Solution

The third proportional to 728,348 and 1,485,604 is: 3,030,171.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,348 : 1,485,604 = 1,485,604 : x
  2. Step 2: Convert to fraction form
    728,348/1,485,604 = 1,485,604/x
  3. Step 3: Cross multiply
    728,348x = 1,485,604 × 1,485,604
  4. Step 4: Simplify right side
    728,348x = 2,207,019,244,816
  5. Step 5: Solve for x
    x = 2,207,019,244,816/728,348
  6. Step 6: Final answer
    x = 3,030,171.35

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.