Home / 3,074,375.28-4,611,730.76-1,277,440.50

Finding the Fourth Proportional to 3,074,375.28, 4,611,730.76 and 1,277,440.50

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Solution

The fourth proportional to 3,074,375.28, 4,611,730.76 and 1,277,440.50 is: 1,916,230.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,074,375.28 : 4,611,730.76 = 1,277,440.50 : x
  2. Step 2: Convert to fraction form
    3,074,375.28/4,611,730.76 = 1,277,440.50/x
  3. Step 3: Cross multiply
    3,074,375.28x = 4,611,730.76 × 1,277,440.50
  4. Step 4: Simplify right side
    3,074,375.28x = 5,891,211,647,919.78
  5. Step 5: Solve for x
    x = 5,891,211,647,919.78/3,074,375.28
  6. Step 6: Final answer
    x = 1,916,230.49

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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.