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Finding the Third Proportional to 670,016 and 1,458,400

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Solution

The third proportional to 670,016 and 1,458,400 is: 3,174,447.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,016 : 1,458,400 = 1,458,400 : x
  2. Step 2: Convert to fraction form
    670,016/1,458,400 = 1,458,400/x
  3. Step 3: Cross multiply
    670,016x = 1,458,400 × 1,458,400
  4. Step 4: Simplify right side
    670,016x = 2,126,930,560,000
  5. Step 5: Solve for x
    x = 2,126,930,560,000/670,016
  6. Step 6: Final answer
    x = 3,174,447.42

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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.