Home / 3,821,002.67-5,731,502.96-2,619,281.71

Finding the Fourth Proportional to 3,821,002.67, 5,731,502.96 and 2,619,281.71

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Solution

The fourth proportional to 3,821,002.67, 5,731,502.96 and 2,619,281.71 is: 3,928,921.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,821,002.67 : 5,731,502.96 = 2,619,281.71 : x
  2. Step 2: Convert to fraction form
    3,821,002.67/5,731,502.96 = 2,619,281.71/x
  3. Step 3: Cross multiply
    3,821,002.67x = 5,731,502.96 × 2,619,281.71
  4. Step 4: Simplify right side
    3,821,002.67x = 15,012,420,887,651.45
  5. Step 5: Solve for x
    x = 15,012,420,887,651.45/3,821,002.67
  6. Step 6: Final answer
    x = 3,928,921.85

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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.