Home / 3,661,222.82-5,485,634.04-2,217,543.98

Finding the Fourth Proportional to 3,661,222.82, 5,485,634.04 and 2,217,543.98

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Solution

The fourth proportional to 3,661,222.82, 5,485,634.04 and 2,217,543.98 is: 3,322,560.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,661,222.82 : 5,485,634.04 = 2,217,543.98 : x
  2. Step 2: Convert to fraction form
    3,661,222.82/5,485,634.04 = 2,217,543.98/x
  3. Step 3: Cross multiply
    3,661,222.82x = 5,485,634.04 × 2,217,543.98
  4. Step 4: Simplify right side
    3,661,222.82x = 12,164,634,741,885.08
  5. Step 5: Solve for x
    x = 12,164,634,741,885.08/3,661,222.82
  6. Step 6: Final answer
    x = 3,322,560.61

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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.