Home / 2,922,841.80-4,383,784.62-1,029,138.12

Finding the Fourth Proportional to 2,922,841.80, 4,383,784.62 and 1,029,138.12

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Solution

The fourth proportional to 2,922,841.80, 4,383,784.62 and 1,029,138.12 is: 1,543,538.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,922,841.80 : 4,383,784.62 = 1,029,138.12 : x
  2. Step 2: Convert to fraction form
    2,922,841.80/4,383,784.62 = 1,029,138.12/x
  3. Step 3: Cross multiply
    2,922,841.80x = 4,383,784.62 × 1,029,138.12
  4. Step 4: Simplify right side
    2,922,841.80x = 4,511,519,862,311.72
  5. Step 5: Solve for x
    x = 4,511,519,862,311.72/2,922,841.80
  6. Step 6: Final answer
    x = 1,543,538.85

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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.