Home / 1,468,286.55-2,202,175.85-388,814.63

Finding the Fourth Proportional to 1,468,286.55, 2,202,175.85 and 388,814.63

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Solution

The fourth proportional to 1,468,286.55, 2,202,175.85 and 388,814.63 is: 583,154.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,468,286.55 : 2,202,175.85 = 388,814.63 : x
  2. Step 2: Convert to fraction form
    1,468,286.55/2,202,175.85 = 388,814.63/x
  3. Step 3: Cross multiply
    1,468,286.55x = 2,202,175.85 × 388,814.63
  4. Step 4: Simplify right side
    1,468,286.55x = 856,238,175,357.73
  5. Step 5: Solve for x
    x = 856,238,175,357.73/1,468,286.55
  6. Step 6: Final answer
    x = 583,154.68

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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.