Home / 5,211,481.44-7,191,481.41-2,888,351.22

Finding the Fourth Proportional to 5,211,481.44, 7,191,481.41 and 2,888,351.22

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Solution

The fourth proportional to 5,211,481.44, 7,191,481.41 and 2,888,351.22 is: 3,985,723.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,211,481.44 : 7,191,481.41 = 2,888,351.22 : x
  2. Step 2: Convert to fraction form
    5,211,481.44/7,191,481.41 = 2,888,351.22/x
  3. Step 3: Cross multiply
    5,211,481.44x = 7,191,481.41 × 2,888,351.22
  4. Step 4: Simplify right side
    5,211,481.44x = 20,771,524,104,180.82
  5. Step 5: Solve for x
    x = 20,771,524,104,180.82/5,211,481.44
  6. Step 6: Final answer
    x = 3,985,723.51

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1.5x scale

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.