Home / 2,792,861.82-4,189,620.82-996,000.74

Finding the Fourth Proportional to 2,792,861.82, 4,189,620.82 and 996,000.74

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Solution

The fourth proportional to 2,792,861.82, 4,189,620.82 and 996,000.74 is: 1,494,118.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792,861.82 : 4,189,620.82 = 996,000.74 : x
  2. Step 2: Convert to fraction form
    2,792,861.82/4,189,620.82 = 996,000.74/x
  3. Step 3: Cross multiply
    2,792,861.82x = 4,189,620.82 × 996,000.74
  4. Step 4: Simplify right side
    2,792,861.82x = 4,172,865,437,039.41
  5. Step 5: Solve for x
    x = 4,172,865,437,039.41/2,792,861.82
  6. Step 6: Final answer
    x = 1,494,118.11

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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.