Home / 3,585,685.05-5,380,115.89-1,879,422.85

Finding the Fourth Proportional to 3,585,685.05, 5,380,115.89 and 1,879,422.85

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Solution

The fourth proportional to 3,585,685.05, 5,380,115.89 and 1,879,422.85 is: 2,819,966.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585,685.05 : 5,380,115.89 = 1,879,422.85 : x
  2. Step 2: Convert to fraction form
    3,585,685.05/5,380,115.89 = 1,879,422.85/x
  3. Step 3: Cross multiply
    3,585,685.05x = 5,380,115.89 × 1,879,422.85
  4. Step 4: Simplify right side
    3,585,685.05x = 10,111,512,729,916.97
  5. Step 5: Solve for x
    x = 10,111,512,729,916.97/3,585,685.05
  6. Step 6: Final answer
    x = 2,819,966.78

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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.