Home / 3,021,879.52-4,532,996.94-862,738.66

Finding the Fourth Proportional to 3,021,879.52, 4,532,996.94 and 862,738.66

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Solution

The fourth proportional to 3,021,879.52, 4,532,996.94 and 862,738.66 is: 1,294,158.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021,879.52 : 4,532,996.94 = 862,738.66 : x
  2. Step 2: Convert to fraction form
    3,021,879.52/4,532,996.94 = 862,738.66/x
  3. Step 3: Cross multiply
    3,021,879.52x = 4,532,996.94 × 862,738.66
  4. Step 4: Simplify right side
    3,021,879.52x = 3,910,791,705,799.70
  5. Step 5: Solve for x
    x = 3,910,791,705,799.70/3,021,879.52
  6. Step 6: Final answer
    x = 1,294,158.71

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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.