Home / 1,468,478.38-2,202,717.57-521,886.46

Finding the Fourth Proportional to 1,468,478.38, 2,202,717.57 and 521,886.46

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Solution

The fourth proportional to 1,468,478.38, 2,202,717.57 and 521,886.46 is: 782,829.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,468,478.38 : 2,202,717.57 = 521,886.46 : x
  2. Step 2: Convert to fraction form
    1,468,478.38/2,202,717.57 = 521,886.46/x
  3. Step 3: Cross multiply
    1,468,478.38x = 2,202,717.57 × 521,886.46
  4. Step 4: Simplify right side
    1,468,478.38x = 1,149,568,474,987.10
  5. Step 5: Solve for x
    x = 1,149,568,474,987.10/1,468,478.38
  6. Step 6: Final answer
    x = 782,829.69

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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.