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Finding the Third Proportional to 792,315 and 1,707,831

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Solution

The third proportional to 792,315 and 1,707,831 is: 3,681,221.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,315 : 1,707,831 = 1,707,831 : x
  2. Step 2: Convert to fraction form
    792,315/1,707,831 = 1,707,831/x
  3. Step 3: Cross multiply
    792,315x = 1,707,831 × 1,707,831
  4. Step 4: Simplify right side
    792,315x = 2,916,686,724,561
  5. Step 5: Solve for x
    x = 2,916,686,724,561/792,315
  6. Step 6: Final answer
    x = 3,681,221.14

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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.