Home / 3,669,991.90-5,504,987.85-3,138,550.90

Finding the Fourth Proportional to 3,669,991.90, 5,504,987.85 and 3,138,550.90

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Solution

The fourth proportional to 3,669,991.90, 5,504,987.85 and 3,138,550.90 is: 4,707,826.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,991.90 : 5,504,987.85 = 3,138,550.90 : x
  2. Step 2: Convert to fraction form
    3,669,991.90/5,504,987.85 = 3,138,550.90/x
  3. Step 3: Cross multiply
    3,669,991.90x = 5,504,987.85 × 3,138,550.90
  4. Step 4: Simplify right side
    3,669,991.90x = 17,277,684,571,106.56
  5. Step 5: Solve for x
    x = 17,277,684,571,106.56/3,669,991.90
  6. Step 6: Final answer
    x = 4,707,826.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.