Home / 2,190,915.81-3,286,067.54-751,575.71

Finding the Fourth Proportional to 2,190,915.81, 3,286,067.54 and 751,575.71

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Solution

The fourth proportional to 2,190,915.81, 3,286,067.54 and 751,575.71 is: 1,127,258.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190,915.81 : 3,286,067.54 = 751,575.71 : x
  2. Step 2: Convert to fraction form
    2,190,915.81/3,286,067.54 = 751,575.71/x
  3. Step 3: Cross multiply
    2,190,915.81x = 3,286,067.54 × 751,575.71
  4. Step 4: Simplify right side
    2,190,915.81x = 2,469,728,548,940.74
  5. Step 5: Solve for x
    x = 2,469,728,548,940.74/2,190,915.81
  6. Step 6: Final answer
    x = 1,127,258.54

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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.