Home / 3,628,934.16-5,005,843.44-2,268,445.20

Finding the Fourth Proportional to 3,628,934.16, 5,005,843.44 and 2,268,445.20

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Solution

The fourth proportional to 3,628,934.16, 5,005,843.44 and 2,268,445.20 is: 3,129,150.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628,934.16 : 5,005,843.44 = 2,268,445.20 : x
  2. Step 2: Convert to fraction form
    3,628,934.16/5,005,843.44 = 2,268,445.20/x
  3. Step 3: Cross multiply
    3,628,934.16x = 5,005,843.44 × 2,268,445.20
  4. Step 4: Simplify right side
    3,628,934.16x = 11,355,481,523,419.49
  5. Step 5: Solve for x
    x = 11,355,481,523,419.49/3,628,934.16
  6. Step 6: Final answer
    x = 3,129,150.61

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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.