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Finding the Third Proportional to 1,488,149.50 and 3,229,991

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Solution

The third proportional to 1,488,149.50 and 3,229,991 is: 7,010,614.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,149.50 : 3,229,991 = 3,229,991 : x
  2. Step 2: Convert to fraction form
    1,488,149.50/3,229,991 = 3,229,991/x
  3. Step 3: Cross multiply
    1,488,149.50x = 3,229,991 × 3,229,991
  4. Step 4: Simplify right side
    1,488,149.50x = 10,432,841,860,081
  5. Step 5: Solve for x
    x = 10,432,841,860,081/1,488,149.50
  6. Step 6: Final answer
    x = 7,010,614.09

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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.