Home / 4,278,222.52-5,903,385.78-2,558,715.64

Finding the Fourth Proportional to 4,278,222.52, 5,903,385.78 and 2,558,715.64

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Solution

The fourth proportional to 4,278,222.52, 5,903,385.78 and 2,558,715.64 is: 3,530,691.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278,222.52 : 5,903,385.78 = 2,558,715.64 : x
  2. Step 2: Convert to fraction form
    4,278,222.52/5,903,385.78 = 2,558,715.64/x
  3. Step 3: Cross multiply
    4,278,222.52x = 5,903,385.78 × 2,558,715.64
  4. Step 4: Simplify right side
    4,278,222.52x = 15,105,085,524,239.60
  5. Step 5: Solve for x
    x = 15,105,085,524,239.60/4,278,222.52
  6. Step 6: Final answer
    x = 3,530,691.88

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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.