Home / 3,543,420.14-5,315,974.96-1,147,265.48

Finding the Fourth Proportional to 3,543,420.14, 5,315,974.96 and 1,147,265.48

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Solution

The fourth proportional to 3,543,420.14, 5,315,974.96 and 1,147,265.48 is: 1,721,171.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543,420.14 : 5,315,974.96 = 1,147,265.48 : x
  2. Step 2: Convert to fraction form
    3,543,420.14/5,315,974.96 = 1,147,265.48/x
  3. Step 3: Cross multiply
    3,543,420.14x = 5,315,974.96 × 1,147,265.48
  4. Step 4: Simplify right side
    3,543,420.14x = 6,098,834,564,152.38
  5. Step 5: Solve for x
    x = 6,098,834,564,152.38/3,543,420.14
  6. Step 6: Final answer
    x = 1,721,171.73

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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.