Home / 2,301,982.85-3,453,240.82-765,115.53

Finding the Fourth Proportional to 2,301,982.85, 3,453,240.82 and 765,115.53

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Solution

The fourth proportional to 2,301,982.85, 3,453,240.82 and 765,115.53 is: 1,147,761.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,301,982.85 : 3,453,240.82 = 765,115.53 : x
  2. Step 2: Convert to fraction form
    2,301,982.85/3,453,240.82 = 765,115.53/x
  3. Step 3: Cross multiply
    2,301,982.85x = 3,453,240.82 × 765,115.53
  4. Step 4: Simplify right side
    2,301,982.85x = 2,642,128,180,211.93
  5. Step 5: Solve for x
    x = 2,642,128,180,211.93/2,301,982.85
  6. Step 6: Final answer
    x = 1,147,761.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.