Home / 2,280,611.20-3,420,479.40-683,226.40

Finding the Fourth Proportional to 2,280,611.20, 3,420,479.40 and 683,226.40

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Solution

The fourth proportional to 2,280,611.20, 3,420,479.40 and 683,226.40 is: 1,024,708.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,280,611.20 : 3,420,479.40 = 683,226.40 : x
  2. Step 2: Convert to fraction form
    2,280,611.20/3,420,479.40 = 683,226.40/x
  3. Step 3: Cross multiply
    2,280,611.20x = 3,420,479.40 × 683,226.40
  4. Step 4: Simplify right side
    2,280,611.20x = 2,336,961,826,736.16
  5. Step 5: Solve for x
    x = 2,336,961,826,736.16/2,280,611.20
  6. Step 6: Final answer
    x = 1,024,708.56

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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.