Home / 3,611,986.75-5,410,760.75-2,171,881.66

Finding the Fourth Proportional to 3,611,986.75, 5,410,760.75 and 2,171,881.66

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Solution

The fourth proportional to 3,611,986.75, 5,410,760.75 and 2,171,881.66 is: 3,253,481.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611,986.75 : 5,410,760.75 = 2,171,881.66 : x
  2. Step 2: Convert to fraction form
    3,611,986.75/5,410,760.75 = 2,171,881.66/x
  3. Step 3: Cross multiply
    3,611,986.75x = 5,410,760.75 × 2,171,881.66
  4. Step 4: Simplify right side
    3,611,986.75x = 11,751,532,001,659.63
  5. Step 5: Solve for x
    x = 11,751,532,001,659.63/3,611,986.75
  6. Step 6: Final answer
    x = 3,253,481.48

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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.