Home / 3,543,429.38-5,315,988.83-1,147,274.73

Finding the Fourth Proportional to 3,543,429.38, 5,315,988.83 and 1,147,274.73

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Solution

The fourth proportional to 3,543,429.38, 5,315,988.83 and 1,147,274.73 is: 1,721,185.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543,429.38 : 5,315,988.83 = 1,147,274.73 : x
  2. Step 2: Convert to fraction form
    3,543,429.38/5,315,988.83 = 1,147,274.73/x
  3. Step 3: Cross multiply
    3,543,429.38x = 5,315,988.83 × 1,147,274.73
  4. Step 4: Simplify right side
    3,543,429.38x = 6,098,899,643,884.89
  5. Step 5: Solve for x
    x = 6,098,899,643,884.89/3,543,429.38
  6. Step 6: Final answer
    x = 1,721,185.61

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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.