Home / 3,629,841.88-5,009,215.62-1,998,281.56

Finding the Fourth Proportional to 3,629,841.88, 5,009,215.62 and 1,998,281.56

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Solution

The fourth proportional to 3,629,841.88, 5,009,215.62 and 1,998,281.56 is: 2,757,647.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629,841.88 : 5,009,215.62 = 1,998,281.56 : x
  2. Step 2: Convert to fraction form
    3,629,841.88/5,009,215.62 = 1,998,281.56/x
  3. Step 3: Cross multiply
    3,629,841.88x = 5,009,215.62 × 1,998,281.56
  4. Step 4: Simplify right side
    3,629,841.88x = 10,009,823,203,509.97
  5. Step 5: Solve for x
    x = 10,009,823,203,509.97/3,629,841.88
  6. Step 6: Final answer
    x = 2,757,647.17

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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.