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Finding the Third Proportional to 615,087 and 1,322,163

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Solution

The third proportional to 615,087 and 1,322,163 is: 2,842,061.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,087 : 1,322,163 = 1,322,163 : x
  2. Step 2: Convert to fraction form
    615,087/1,322,163 = 1,322,163/x
  3. Step 3: Cross multiply
    615,087x = 1,322,163 × 1,322,163
  4. Step 4: Simplify right side
    615,087x = 1,748,114,998,569
  5. Step 5: Solve for x
    x = 1,748,114,998,569/615,087
  6. Step 6: Final answer
    x = 2,842,061.36

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.