Home / 2,318,409.82-3,198,800.19-1,338,108.94

Finding the Fourth Proportional to 2,318,409.82, 3,198,800.19 and 1,338,108.94

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Solution

The fourth proportional to 2,318,409.82, 3,198,800.19 and 1,338,108.94 is: 1,846,240.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318,409.82 : 3,198,800.19 = 1,338,108.94 : x
  2. Step 2: Convert to fraction form
    2,318,409.82/3,198,800.19 = 1,338,108.94/x
  3. Step 3: Cross multiply
    2,318,409.82x = 3,198,800.19 × 1,338,108.94
  4. Step 4: Simplify right side
    2,318,409.82x = 4,280,343,131,512.70
  5. Step 5: Solve for x
    x = 4,280,343,131,512.70/2,318,409.82
  6. Step 6: Final answer
    x = 1,846,240.94

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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.