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Finding the Third Proportional to 516,332 and 1,118,444

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Solution

The third proportional to 516,332 and 1,118,444 is: 2,422,698.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,332 : 1,118,444 = 1,118,444 : x
  2. Step 2: Convert to fraction form
    516,332/1,118,444 = 1,118,444/x
  3. Step 3: Cross multiply
    516,332x = 1,118,444 × 1,118,444
  4. Step 4: Simplify right side
    516,332x = 1,250,916,981,136
  5. Step 5: Solve for x
    x = 1,250,916,981,136/516,332
  6. Step 6: Final answer
    x = 2,422,698.92

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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.