Home / 2,187,737.60-3,278,841.60-1,949,964.80

Finding the Fourth Proportional to 2,187,737.60, 3,278,841.60 and 1,949,964.80

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Solution

The fourth proportional to 2,187,737.60, 3,278,841.60 and 1,949,964.80 is: 2,922,482.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,737.60 : 3,278,841.60 = 1,949,964.80 : x
  2. Step 2: Convert to fraction form
    2,187,737.60/3,278,841.60 = 1,949,964.80/x
  3. Step 3: Cross multiply
    2,187,737.60x = 3,278,841.60 × 1,949,964.80
  4. Step 4: Simplify right side
    2,187,737.60x = 6,393,625,704,775.68
  5. Step 5: Solve for x
    x = 6,393,625,704,775.68/2,187,737.60
  6. Step 6: Final answer
    x = 2,922,482.89

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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.