Home / 3,857,002.19-5,785,687.80-3,181,831.55

Finding the Fourth Proportional to 3,857,002.19, 5,785,687.80 and 3,181,831.55

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Solution

The fourth proportional to 3,857,002.19, 5,785,687.80 and 3,181,831.55 is: 4,772,899.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,857,002.19 : 5,785,687.80 = 3,181,831.55 : x
  2. Step 2: Convert to fraction form
    3,857,002.19/5,785,687.80 = 3,181,831.55/x
  3. Step 3: Cross multiply
    3,857,002.19x = 5,785,687.80 × 3,181,831.55
  4. Step 4: Simplify right side
    3,857,002.19x = 18,409,083,951,561.65
  5. Step 5: Solve for x
    x = 18,409,083,951,561.65/3,857,002.19
  6. Step 6: Final answer
    x = 4,772,899.54

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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.