Home / 3,879,441.06-5,353,794.77-2,160,561.57

Finding the Fourth Proportional to 3,879,441.06, 5,353,794.77 and 2,160,561.57

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Solution

The fourth proportional to 3,879,441.06, 5,353,794.77 and 2,160,561.57 is: 2,981,667.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,879,441.06 : 5,353,794.77 = 2,160,561.57 : x
  2. Step 2: Convert to fraction form
    3,879,441.06/5,353,794.77 = 2,160,561.57/x
  3. Step 3: Cross multiply
    3,879,441.06x = 5,353,794.77 × 2,160,561.57
  4. Step 4: Simplify right side
    3,879,441.06x = 11,567,203,222,926.18
  5. Step 5: Solve for x
    x = 11,567,203,222,926.18/3,879,441.06
  6. Step 6: Final answer
    x = 2,981,667.47

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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.