Home / 2,198,706.56-3,298,495.76-682,324.77

Finding the Fourth Proportional to 2,198,706.56, 3,298,495.76 and 682,324.77

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Solution

The fourth proportional to 2,198,706.56, 3,298,495.76 and 682,324.77 is: 1,023,622.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,706.56 : 3,298,495.76 = 682,324.77 : x
  2. Step 2: Convert to fraction form
    2,198,706.56/3,298,495.76 = 682,324.77/x
  3. Step 3: Cross multiply
    2,198,706.56x = 3,298,495.76 × 682,324.77
  4. Step 4: Simplify right side
    2,198,706.56x = 2,250,645,346,001.31
  5. Step 5: Solve for x
    x = 2,250,645,346,001.31/2,198,706.56
  6. Step 6: Final answer
    x = 1,023,622.43

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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.