Home / 3,660,955.40-5,491,642.08-1,231,133.60

Finding the Fourth Proportional to 3,660,955.40, 5,491,642.08 and 1,231,133.60

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Solution

The fourth proportional to 3,660,955.40, 5,491,642.08 and 1,231,133.60 is: 1,846,770.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,660,955.40 : 5,491,642.08 = 1,231,133.60 : x
  2. Step 2: Convert to fraction form
    3,660,955.40/5,491,642.08 = 1,231,133.60/x
  3. Step 3: Cross multiply
    3,660,955.40x = 5,491,642.08 × 1,231,133.60
  4. Step 4: Simplify right side
    3,660,955.40x = 6,760,945,056,403.68
  5. Step 5: Solve for x
    x = 6,760,945,056,403.68/3,660,955.40
  6. Step 6: Final answer
    x = 1,846,770.67

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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.