Home / 3,961,857.76-5,455,121.88-3,094,197.28

Finding the Fourth Proportional to 3,961,857.76, 5,455,121.88 and 3,094,197.28

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Solution

The fourth proportional to 3,961,857.76, 5,455,121.88 and 3,094,197.28 is: 4,260,431.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961,857.76 : 5,455,121.88 = 3,094,197.28 : x
  2. Step 2: Convert to fraction form
    3,961,857.76/5,455,121.88 = 3,094,197.28/x
  3. Step 3: Cross multiply
    3,961,857.76x = 5,455,121.88 × 3,094,197.28
  4. Step 4: Simplify right side
    3,961,857.76x = 16,879,223,283,164.48
  5. Step 5: Solve for x
    x = 16,879,223,283,164.48/3,961,857.76
  6. Step 6: Final answer
    x = 4,260,431.42

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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.