Home / 3,629,993.88-5,009,684.42-2,081,399.66

Finding the Fourth Proportional to 3,629,993.88, 5,009,684.42 and 2,081,399.66

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Solution

The fourth proportional to 3,629,993.88, 5,009,684.42 and 2,081,399.66 is: 2,872,499.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629,993.88 : 5,009,684.42 = 2,081,399.66 : x
  2. Step 2: Convert to fraction form
    3,629,993.88/5,009,684.42 = 2,081,399.66/x
  3. Step 3: Cross multiply
    3,629,993.88x = 5,009,684.42 × 2,081,399.66
  4. Step 4: Simplify right side
    3,629,993.88x = 10,427,155,448,495.30
  5. Step 5: Solve for x
    x = 10,427,155,448,495.30/3,629,993.88
  6. Step 6: Final answer
    x = 2,872,499.46

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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.