Home / 2,228,309.69-3,342,944.30-691,273.98

Finding the Fourth Proportional to 2,228,309.69, 3,342,944.30 and 691,273.98

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Solution

The fourth proportional to 2,228,309.69, 3,342,944.30 and 691,273.98 is: 1,037,059.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228,309.69 : 3,342,944.30 = 691,273.98 : x
  2. Step 2: Convert to fraction form
    2,228,309.69/3,342,944.30 = 691,273.98/x
  3. Step 3: Cross multiply
    2,228,309.69x = 3,342,944.30 × 691,273.98
  4. Step 4: Simplify right side
    2,228,309.69x = 2,310,890,407,722.94
  5. Step 5: Solve for x
    x = 2,310,890,407,722.94/2,228,309.69
  6. Step 6: Final answer
    x = 1,037,059.81

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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.