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Finding the Third Proportional to 912,995.50 and 1,419,330.38

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Solution

The third proportional to 912,995.50 and 1,419,330.38 is: 2,206,471.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,995.50 : 1,419,330.38 = 1,419,330.38 : x
  2. Step 2: Convert to fraction form
    912,995.50/1,419,330.38 = 1,419,330.38/x
  3. Step 3: Cross multiply
    912,995.50x = 1,419,330.38 × 1,419,330.38
  4. Step 4: Simplify right side
    912,995.50x = 2,014,498,713,397.64
  5. Step 5: Solve for x
    x = 2,014,498,713,397.64/912,995.50
  6. Step 6: Final answer
    x = 2,206,471.68

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.