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Finding the Third Proportional to 615,203 and 1,317,886

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Solution

The third proportional to 615,203 and 1,317,886 is: 2,823,171.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,203 : 1,317,886 = 1,317,886 : x
  2. Step 2: Convert to fraction form
    615,203/1,317,886 = 1,317,886/x
  3. Step 3: Cross multiply
    615,203x = 1,317,886 × 1,317,886
  4. Step 4: Simplify right side
    615,203x = 1,736,823,508,996
  5. Step 5: Solve for x
    x = 1,736,823,508,996/615,203
  6. Step 6: Final answer
    x = 2,823,171.39

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.