Home / 5,491,969.89-8,236,366.59-1,848,298.20

Finding the Fourth Proportional to 5,491,969.89, 8,236,366.59 and 1,848,298.20

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Solution

The fourth proportional to 5,491,969.89, 8,236,366.59 and 1,848,298.20 is: 2,771,912.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,491,969.89 : 8,236,366.59 = 1,848,298.20 : x
  2. Step 2: Convert to fraction form
    5,491,969.89/8,236,366.59 = 1,848,298.20/x
  3. Step 3: Cross multiply
    5,491,969.89x = 8,236,366.59 × 1,848,298.20
  4. Step 4: Simplify right side
    5,491,969.89x = 15,223,261,542,837.14
  5. Step 5: Solve for x
    x = 15,223,261,542,837.14/5,491,969.89
  6. Step 6: Final answer
    x = 2,771,912.78

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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.