Home / 2,361,872.40-3,543,154.20-764,163.60

Finding the Fourth Proportional to 2,361,872.40, 3,543,154.20 and 764,163.60

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Solution

The fourth proportional to 2,361,872.40, 3,543,154.20 and 764,163.60 is: 1,146,357.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,361,872.40 : 3,543,154.20 = 764,163.60 : x
  2. Step 2: Convert to fraction form
    2,361,872.40/3,543,154.20 = 764,163.60/x
  3. Step 3: Cross multiply
    2,361,872.40x = 3,543,154.20 × 764,163.60
  4. Step 4: Simplify right side
    2,361,872.40x = 2,707,549,468,827.12
  5. Step 5: Solve for x
    x = 2,707,549,468,827.12/2,361,872.40
  6. Step 6: Final answer
    x = 1,146,357.22

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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.