Home / 3,555,845.28-5,331,607.95-1,394,280.66

Finding the Fourth Proportional to 3,555,845.28, 5,331,607.95 and 1,394,280.66

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Solution

The fourth proportional to 3,555,845.28, 5,331,607.95 and 1,394,280.66 is: 2,090,574.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555,845.28 : 5,331,607.95 = 1,394,280.66 : x
  2. Step 2: Convert to fraction form
    3,555,845.28/5,331,607.95 = 1,394,280.66/x
  3. Step 3: Cross multiply
    3,555,845.28x = 5,331,607.95 × 1,394,280.66
  4. Step 4: Simplify right side
    3,555,845.28x = 7,433,757,876,609.33
  5. Step 5: Solve for x
    x = 7,433,757,876,609.33/3,555,845.28
  6. Step 6: Final answer
    x = 2,090,574.05

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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.