Home / 3,879,199.83-5,352,912.48-2,160,480.27

Finding the Fourth Proportional to 3,879,199.83, 5,352,912.48 and 2,160,480.27

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Solution

The fourth proportional to 3,879,199.83, 5,352,912.48 and 2,160,480.27 is: 2,981,249.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,879,199.83 : 5,352,912.48 = 2,160,480.27 : x
  2. Step 2: Convert to fraction form
    3,879,199.83/5,352,912.48 = 2,160,480.27/x
  3. Step 3: Cross multiply
    3,879,199.83x = 5,352,912.48 × 2,160,480.27
  4. Step 4: Simplify right side
    3,879,199.83x = 11,564,861,800,076.77
  5. Step 5: Solve for x
    x = 11,564,861,800,076.77/3,879,199.83
  6. Step 6: Final answer
    x = 2,981,249.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.