Home / 3,185,921.54-4,776,012.78-1,162,745.87

Finding the Fourth Proportional to 3,185,921.54, 4,776,012.78 and 1,162,745.87

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Solution

The fourth proportional to 3,185,921.54, 4,776,012.78 and 1,162,745.87 is: 1,743,071.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,185,921.54 : 4,776,012.78 = 1,162,745.87 : x
  2. Step 2: Convert to fraction form
    3,185,921.54/4,776,012.78 = 1,162,745.87/x
  3. Step 3: Cross multiply
    3,185,921.54x = 4,776,012.78 × 1,162,745.87
  4. Step 4: Simplify right side
    3,185,921.54x = 5,553,289,135,012.22
  5. Step 5: Solve for x
    x = 5,553,289,135,012.22/3,185,921.54
  6. Step 6: Final answer
    x = 1,743,071.53

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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.