Home / 5,269,591.56-7,272,041.16-2,855,143.56

Finding the Fourth Proportional to 5,269,591.56, 7,272,041.16 and 2,855,143.56

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Solution

The fourth proportional to 5,269,591.56, 7,272,041.16 and 2,855,143.56 is: 3,940,100.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,269,591.56 : 7,272,041.16 = 2,855,143.56 : x
  2. Step 2: Convert to fraction form
    5,269,591.56/7,272,041.16 = 2,855,143.56/x
  3. Step 3: Cross multiply
    5,269,591.56x = 7,272,041.16 × 2,855,143.56
  4. Step 4: Simplify right side
    5,269,591.56x = 20,762,721,486,028.93
  5. Step 5: Solve for x
    x = 20,762,721,486,028.93/5,269,591.56
  6. Step 6: Final answer
    x = 3,940,100.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.