Home / 3,640,348.00-5,023,786.83-1,986,601.68

Finding the Fourth Proportional to 3,640,348.00, 5,023,786.83 and 1,986,601.68

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Solution

The fourth proportional to 3,640,348.00, 5,023,786.83 and 1,986,601.68 is: 2,741,568.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640,348.00 : 5,023,786.83 = 1,986,601.68 : x
  2. Step 2: Convert to fraction form
    3,640,348.00/5,023,786.83 = 1,986,601.68/x
  3. Step 3: Cross multiply
    3,640,348.00x = 5,023,786.83 × 1,986,601.68
  4. Step 4: Simplify right side
    3,640,348.00x = 9,980,263,345,050.43
  5. Step 5: Solve for x
    x = 9,980,263,345,050.43/3,640,348.00
  6. Step 6: Final answer
    x = 2,741,568.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.