Home / 3,042,816.38-4,199,217.82-1,684,689.38

Finding the Fourth Proportional to 3,042,816.38, 4,199,217.82 and 1,684,689.38

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Solution

The fourth proportional to 3,042,816.38, 4,199,217.82 and 1,684,689.38 is: 2,324,943.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042,816.38 : 4,199,217.82 = 1,684,689.38 : x
  2. Step 2: Convert to fraction form
    3,042,816.38/4,199,217.82 = 1,684,689.38/x
  3. Step 3: Cross multiply
    3,042,816.38x = 4,199,217.82 × 1,684,689.38
  4. Step 4: Simplify right side
    3,042,816.38x = 7,074,377,640,452.94
  5. Step 5: Solve for x
    x = 7,074,377,640,452.94/3,042,816.38
  6. Step 6: Final answer
    x = 2,324,943.99

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1.5x scale

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.