Home / 3,660,813.58-5,491,501.02-1,231,978.72

Finding the Fourth Proportional to 3,660,813.58, 5,491,501.02 and 1,231,978.72

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Solution

The fourth proportional to 3,660,813.58, 5,491,501.02 and 1,231,978.72 is: 1,848,062.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,660,813.58 : 5,491,501.02 = 1,231,978.72 : x
  2. Step 2: Convert to fraction form
    3,660,813.58/5,491,501.02 = 1,231,978.72/x
  3. Step 3: Cross multiply
    3,660,813.58x = 5,491,501.02 × 1,231,978.72
  4. Step 4: Simplify right side
    3,660,813.58x = 6,765,412,397,498.29
  5. Step 5: Solve for x
    x = 6,765,412,397,498.29/3,660,813.58
  6. Step 6: Final answer
    x = 1,848,062.53

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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.