Home / 3,131,834.10-4,324,013.33-2,405,383.17

Finding the Fourth Proportional to 3,131,834.10, 4,324,013.33 and 2,405,383.17

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Solution

The fourth proportional to 3,131,834.10, 4,324,013.33 and 2,405,383.17 is: 3,321,028.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,131,834.10 : 4,324,013.33 = 2,405,383.17 : x
  2. Step 2: Convert to fraction form
    3,131,834.10/4,324,013.33 = 2,405,383.17/x
  3. Step 3: Cross multiply
    3,131,834.10x = 4,324,013.33 × 2,405,383.17
  4. Step 4: Simplify right side
    3,131,834.10x = 10,400,908,878,810.74
  5. Step 5: Solve for x
    x = 10,400,908,878,810.74/3,131,834.10
  6. Step 6: Final answer
    x = 3,321,028.05

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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.