Home / 3,378,467.88-5,068,449.32-1,861,369.65

Finding the Fourth Proportional to 3,378,467.88, 5,068,449.32 and 1,861,369.65

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Solution

The fourth proportional to 3,378,467.88, 5,068,449.32 and 1,861,369.65 is: 2,792,466.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378,467.88 : 5,068,449.32 = 1,861,369.65 : x
  2. Step 2: Convert to fraction form
    3,378,467.88/5,068,449.32 = 1,861,369.65/x
  3. Step 3: Cross multiply
    3,378,467.88x = 5,068,449.32 × 1,861,369.65
  4. Step 4: Simplify right side
    3,378,467.88x = 9,434,257,727,504.29
  5. Step 5: Solve for x
    x = 9,434,257,727,504.29/3,378,467.88
  6. Step 6: Final answer
    x = 2,792,466.31

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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.