Home / 3,115,954.55-4,673,464.05-985,761.88

Finding the Fourth Proportional to 3,115,954.55, 4,673,464.05 and 985,761.88

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Solution

The fourth proportional to 3,115,954.55, 4,673,464.05 and 985,761.88 is: 1,478,494.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,954.55 : 4,673,464.05 = 985,761.88 : x
  2. Step 2: Convert to fraction form
    3,115,954.55/4,673,464.05 = 985,761.88/x
  3. Step 3: Cross multiply
    3,115,954.55x = 4,673,464.05 × 985,761.88
  4. Step 4: Simplify right side
    3,115,954.55x = 4,606,922,708,040.41
  5. Step 5: Solve for x
    x = 4,606,922,708,040.41/3,115,954.55
  6. Step 6: Final answer
    x = 1,478,494.83

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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.