Home / 3,879,500.40-5,819,251.20-1,183,839.84

Finding the Fourth Proportional to 3,879,500.40, 5,819,251.20 and 1,183,839.84

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Solution

The fourth proportional to 3,879,500.40, 5,819,251.20 and 1,183,839.84 is: 1,775,759.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,879,500.40 : 5,819,251.20 = 1,183,839.84 : x
  2. Step 2: Convert to fraction form
    3,879,500.40/5,819,251.20 = 1,183,839.84/x
  3. Step 3: Cross multiply
    3,879,500.40x = 5,819,251.20 × 1,183,839.84
  4. Step 4: Simplify right side
    3,879,500.40x = 6,889,061,409,527.81
  5. Step 5: Solve for x
    x = 6,889,061,409,527.81/3,879,500.40
  6. Step 6: Final answer
    x = 1,775,759.94

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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.