Home / 3,721,729.53-5,581,661.18-2,722,617.21

Finding the Fourth Proportional to 3,721,729.53, 5,581,661.18 and 2,722,617.21

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Solution

The fourth proportional to 3,721,729.53, 5,581,661.18 and 2,722,617.21 is: 4,083,243.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,721,729.53 : 5,581,661.18 = 2,722,617.21 : x
  2. Step 2: Convert to fraction form
    3,721,729.53/5,581,661.18 = 2,722,617.21/x
  3. Step 3: Cross multiply
    3,721,729.53x = 5,581,661.18 × 2,722,617.21
  4. Step 4: Simplify right side
    3,721,729.53x = 15,196,726,775,443.82
  5. Step 5: Solve for x
    x = 15,196,726,775,443.82/3,721,729.53
  6. Step 6: Final answer
    x = 4,083,243.19

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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.