Home / 2,089,049.88-3,133,574.82-1,378,911.85

Finding the Fourth Proportional to 2,089,049.88, 3,133,574.82 and 1,378,911.85

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Solution

The fourth proportional to 2,089,049.88, 3,133,574.82 and 1,378,911.85 is: 2,068,367.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,089,049.88 : 3,133,574.82 = 1,378,911.85 : x
  2. Step 2: Convert to fraction form
    2,089,049.88/3,133,574.82 = 1,378,911.85/x
  3. Step 3: Cross multiply
    2,089,049.88x = 3,133,574.82 × 1,378,911.85
  4. Step 4: Simplify right side
    2,089,049.88x = 4,320,923,444,325.68
  5. Step 5: Solve for x
    x = 4,320,923,444,325.68/2,089,049.88
  6. Step 6: Final answer
    x = 2,068,367.77

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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.