Home / 3,131,649.06-4,323,758.04-2,405,198.94

Finding the Fourth Proportional to 3,131,649.06, 4,323,758.04 and 2,405,198.94

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Solution

The fourth proportional to 3,131,649.06, 4,323,758.04 and 2,405,198.94 is: 3,320,773.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,131,649.06 : 4,323,758.04 = 2,405,198.94 : x
  2. Step 2: Convert to fraction form
    3,131,649.06/4,323,758.04 = 2,405,198.94/x
  3. Step 3: Cross multiply
    3,131,649.06x = 4,323,758.04 × 2,405,198.94
  4. Step 4: Simplify right side
    3,131,649.06x = 10,399,498,254,624.48
  5. Step 5: Solve for x
    x = 10,399,498,254,624.48/3,131,649.06
  6. Step 6: Final answer
    x = 3,320,773.83

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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.