Home / 3,543,121.28-4,889,462.46-1,994,375.36

Finding the Fourth Proportional to 3,543,121.28, 4,889,462.46 and 1,994,375.36

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Solution

The fourth proportional to 3,543,121.28, 4,889,462.46 and 1,994,375.36 is: 2,752,212.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543,121.28 : 4,889,462.46 = 1,994,375.36 : x
  2. Step 2: Convert to fraction form
    3,543,121.28/4,889,462.46 = 1,994,375.36/x
  3. Step 3: Cross multiply
    3,543,121.28x = 4,889,462.46 × 1,994,375.36
  4. Step 4: Simplify right side
    3,543,121.28x = 9,751,423,453,868.99
  5. Step 5: Solve for x
    x = 9,751,423,453,868.99/3,543,121.28
  6. Step 6: Final answer
    x = 2,752,212.72

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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.