Home / 3,991,472.43-5,990,993.78-2,470,554.69

Finding the Fourth Proportional to 3,991,472.43, 5,990,993.78 and 2,470,554.69

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Solution

The fourth proportional to 3,991,472.43, 5,990,993.78 and 2,470,554.69 is: 3,708,174.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,991,472.43 : 5,990,993.78 = 2,470,554.69 : x
  2. Step 2: Convert to fraction form
    3,991,472.43/5,990,993.78 = 2,470,554.69/x
  3. Step 3: Cross multiply
    3,991,472.43x = 5,990,993.78 × 2,470,554.69
  4. Step 4: Simplify right side
    3,991,472.43x = 14,801,077,768,587.05
  5. Step 5: Solve for x
    x = 14,801,077,768,587.05/3,991,472.43
  6. Step 6: Final answer
    x = 3,708,174.87

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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.