Home / 3,172,085.20-4,366,414.72-2,737,880.32

Finding the Fourth Proportional to 3,172,085.20, 4,366,414.72 and 2,737,880.32

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Solution

The fourth proportional to 3,172,085.20, 4,366,414.72 and 2,737,880.32 is: 3,768,726.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172,085.20 : 4,366,414.72 = 2,737,880.32 : x
  2. Step 2: Convert to fraction form
    3,172,085.20/4,366,414.72 = 2,737,880.32/x
  3. Step 3: Cross multiply
    3,172,085.20x = 4,366,414.72 × 2,737,880.32
  4. Step 4: Simplify right side
    3,172,085.20x = 11,954,720,930,846.31
  5. Step 5: Solve for x
    x = 11,954,720,930,846.31/3,172,085.20
  6. Step 6: Final answer
    x = 3,768,726.30

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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.