Home / 3,868,255.40-5,336,970.18-2,319,198.44

Finding the Fourth Proportional to 3,868,255.40, 5,336,970.18 and 2,319,198.44

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Solution

The fourth proportional to 3,868,255.40, 5,336,970.18 and 2,319,198.44 is: 3,199,761.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,255.40 : 5,336,970.18 = 2,319,198.44 : x
  2. Step 2: Convert to fraction form
    3,868,255.40/5,336,970.18 = 2,319,198.44/x
  3. Step 3: Cross multiply
    3,868,255.40x = 5,336,970.18 × 2,319,198.44
  4. Step 4: Simplify right side
    3,868,255.40x = 12,377,492,915,782.52
  5. Step 5: Solve for x
    x = 12,377,492,915,782.52/3,868,255.40
  6. Step 6: Final answer
    x = 3,199,761.04

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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.