Home / 3,861,831.80-5,794,821.30-1,618,196.60

Finding the Fourth Proportional to 3,861,831.80, 5,794,821.30 and 1,618,196.60

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Solution

The fourth proportional to 3,861,831.80, 5,794,821.30 and 1,618,196.60 is: 2,428,163.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,861,831.80 : 5,794,821.30 = 1,618,196.60 : x
  2. Step 2: Convert to fraction form
    3,861,831.80/5,794,821.30 = 1,618,196.60/x
  3. Step 3: Cross multiply
    3,861,831.80x = 5,794,821.30 × 1,618,196.60
  4. Step 4: Simplify right side
    3,861,831.80x = 9,377,160,125,267.58
  5. Step 5: Solve for x
    x = 9,377,160,125,267.58/3,861,831.80
  6. Step 6: Final answer
    x = 2,428,163.79

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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.