Home / 2,361,928.20-3,543,454.71-764,491.56

Finding the Fourth Proportional to 2,361,928.20, 3,543,454.71 and 764,491.56

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Solution

The fourth proportional to 2,361,928.20, 3,543,454.71 and 764,491.56 is: 1,146,919.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,361,928.20 : 3,543,454.71 = 764,491.56 : x
  2. Step 2: Convert to fraction form
    2,361,928.20/3,543,454.71 = 764,491.56/x
  3. Step 3: Cross multiply
    2,361,928.20x = 3,543,454.71 × 764,491.56
  4. Step 4: Simplify right side
    2,361,928.20x = 2,708,941,219,037.25
  5. Step 5: Solve for x
    x = 2,708,941,219,037.25/2,361,928.20
  6. Step 6: Final answer
    x = 1,146,919.38

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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.