Home / 3,879,360.98-5,353,684.26-2,160,481.50

Finding the Fourth Proportional to 3,879,360.98, 5,353,684.26 and 2,160,481.50

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Solution

The fourth proportional to 3,879,360.98, 5,353,684.26 and 2,160,481.50 is: 2,981,556.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,879,360.98 : 5,353,684.26 = 2,160,481.50 : x
  2. Step 2: Convert to fraction form
    3,879,360.98/5,353,684.26 = 2,160,481.50/x
  3. Step 3: Cross multiply
    3,879,360.98x = 5,353,684.26 × 2,160,481.50
  4. Step 4: Simplify right side
    3,879,360.98x = 11,566,535,800,571.19
  5. Step 5: Solve for x
    x = 11,566,535,800,571.19/3,879,360.98
  6. Step 6: Final answer
    x = 2,981,556.98

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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.