Home / 3,281,358.80-4,922,815.80-1,684,168.40

Finding the Fourth Proportional to 3,281,358.80, 4,922,815.80 and 1,684,168.40

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Solution

The fourth proportional to 3,281,358.80, 4,922,815.80 and 1,684,168.40 is: 2,526,651.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281,358.80 : 4,922,815.80 = 1,684,168.40 : x
  2. Step 2: Convert to fraction form
    3,281,358.80/4,922,815.80 = 1,684,168.40/x
  3. Step 3: Cross multiply
    3,281,358.80x = 4,922,815.80 × 1,684,168.40
  4. Step 4: Simplify right side
    3,281,358.80x = 8,290,850,809,380.72
  5. Step 5: Solve for x
    x = 8,290,850,809,380.72/3,281,358.80
  6. Step 6: Final answer
    x = 2,526,651.71

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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.