Home / 2,471,765.70-3,707,648.55-789,039.30

Finding the Fourth Proportional to 2,471,765.70, 3,707,648.55 and 789,039.30

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Solution

The fourth proportional to 2,471,765.70, 3,707,648.55 and 789,039.30 is: 1,183,558.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,471,765.70 : 3,707,648.55 = 789,039.30 : x
  2. Step 2: Convert to fraction form
    2,471,765.70/3,707,648.55 = 789,039.30/x
  3. Step 3: Cross multiply
    2,471,765.70x = 3,707,648.55 × 789,039.30
  4. Step 4: Simplify right side
    2,471,765.70x = 2,925,480,416,538.02
  5. Step 5: Solve for x
    x = 2,925,480,416,538.02/2,471,765.70
  6. Step 6: Final answer
    x = 1,183,558.95

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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.