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Finding the Third Proportional to 794,628 and 1,721,268

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Solution

The third proportional to 794,628 and 1,721,268 is: 3,728,491.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,628 : 1,721,268 = 1,721,268 : x
  2. Step 2: Convert to fraction form
    794,628/1,721,268 = 1,721,268/x
  3. Step 3: Cross multiply
    794,628x = 1,721,268 × 1,721,268
  4. Step 4: Simplify right side
    794,628x = 2,962,763,527,824
  5. Step 5: Solve for x
    x = 2,962,763,527,824/794,628
  6. Step 6: Final answer
    x = 3,728,491.23

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.