Home / 2,628,629.42-3,629,150.73-2,015,604.41

Finding the Fourth Proportional to 2,628,629.42, 3,629,150.73 and 2,015,604.41

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Solution

The fourth proportional to 2,628,629.42, 3,629,150.73 and 2,015,604.41 is: 2,782,793.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628,629.42 : 3,629,150.73 = 2,015,604.41 : x
  2. Step 2: Convert to fraction form
    2,628,629.42/3,629,150.73 = 2,015,604.41/x
  3. Step 3: Cross multiply
    2,628,629.42x = 3,629,150.73 × 2,015,604.41
  4. Step 4: Simplify right side
    2,628,629.42x = 7,314,932,197,796.97
  5. Step 5: Solve for x
    x = 7,314,932,197,796.97/2,628,629.42
  6. Step 6: Final answer
    x = 2,782,793.25

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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.