Home / 3,629,982.75-5,009,669.05-2,081,388.52

Finding the Fourth Proportional to 3,629,982.75, 5,009,669.05 and 2,081,388.52

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Solution

The fourth proportional to 3,629,982.75, 5,009,669.05 and 2,081,388.52 is: 2,872,484.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629,982.75 : 5,009,669.05 = 2,081,388.52 : x
  2. Step 2: Convert to fraction form
    3,629,982.75/5,009,669.05 = 2,081,388.52/x
  3. Step 3: Cross multiply
    3,629,982.75x = 5,009,669.05 × 2,081,388.52
  4. Step 4: Simplify right side
    3,629,982.75x = 10,427,067,642,277.61
  5. Step 5: Solve for x
    x = 10,427,067,642,277.61/3,629,982.75
  6. Step 6: Final answer
    x = 2,872,484.07

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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.