Home / 3,818,931.06-5,268,834.92-2,164,900.73

Finding the Fourth Proportional to 3,818,931.06, 5,268,834.92 and 2,164,900.73

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Solution

The fourth proportional to 3,818,931.06, 5,268,834.92 and 2,164,900.73 is: 2,986,831.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818,931.06 : 5,268,834.92 = 2,164,900.73 : x
  2. Step 2: Convert to fraction form
    3,818,931.06/5,268,834.92 = 2,164,900.73/x
  3. Step 3: Cross multiply
    3,818,931.06x = 5,268,834.92 × 2,164,900.73
  4. Step 4: Simplify right side
    3,818,931.06x = 11,406,504,527,388.81
  5. Step 5: Solve for x
    x = 11,406,504,527,388.81/3,818,931.06
  6. Step 6: Final answer
    x = 2,986,831.75

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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.