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Finding the Third Proportional to 680,229 and 1,482,921

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Solution

The third proportional to 680,229 and 1,482,921 is: 3,232,815.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,229 : 1,482,921 = 1,482,921 : x
  2. Step 2: Convert to fraction form
    680,229/1,482,921 = 1,482,921/x
  3. Step 3: Cross multiply
    680,229x = 1,482,921 × 1,482,921
  4. Step 4: Simplify right side
    680,229x = 2,199,054,692,241
  5. Step 5: Solve for x
    x = 2,199,054,692,241/680,229
  6. Step 6: Final answer
    x = 3,232,815.26

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.