Home / 3,608,418.28-5,413,435.24-1,212,197.56

Finding the Fourth Proportional to 3,608,418.28, 5,413,435.24 and 1,212,197.56

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Solution

The fourth proportional to 3,608,418.28, 5,413,435.24 and 1,212,197.56 is: 1,818,567.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608,418.28 : 5,413,435.24 = 1,212,197.56 : x
  2. Step 2: Convert to fraction form
    3,608,418.28/5,413,435.24 = 1,212,197.56/x
  3. Step 3: Cross multiply
    3,608,418.28x = 5,413,435.24 × 1,212,197.56
  4. Step 4: Simplify right side
    3,608,418.28x = 6,562,152,972,581.93
  5. Step 5: Solve for x
    x = 6,562,152,972,581.93/3,608,418.28
  6. Step 6: Final answer
    x = 1,818,567.71

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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.