Home / 3,679,742.22-5,519,224.83-984,339.42

Finding the Fourth Proportional to 3,679,742.22, 5,519,224.83 and 984,339.42

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Solution

The fourth proportional to 3,679,742.22, 5,519,224.83 and 984,339.42 is: 1,476,405.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679,742.22 : 5,519,224.83 = 984,339.42 : x
  2. Step 2: Convert to fraction form
    3,679,742.22/5,519,224.83 = 984,339.42/x
  3. Step 3: Cross multiply
    3,679,742.22x = 5,519,224.83 × 984,339.42
  4. Step 4: Simplify right side
    3,679,742.22x = 5,432,790,568,011.80
  5. Step 5: Solve for x
    x = 5,432,790,568,011.80/3,679,742.22
  6. Step 6: Final answer
    x = 1,476,405.21

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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.