Home / 3,876,975.93-5,350,182.79-2,134,609.72

Finding the Fourth Proportional to 3,876,975.93, 5,350,182.79 and 2,134,609.72

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Solution

The fourth proportional to 3,876,975.93, 5,350,182.79 and 2,134,609.72 is: 2,945,737.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,876,975.93 : 5,350,182.79 = 2,134,609.72 : x
  2. Step 2: Convert to fraction form
    3,876,975.93/5,350,182.79 = 2,134,609.72/x
  3. Step 3: Cross multiply
    3,876,975.93x = 5,350,182.79 × 2,134,609.72
  4. Step 4: Simplify right side
    3,876,975.93x = 11,420,552,187,310.72
  5. Step 5: Solve for x
    x = 11,420,552,187,310.72/3,876,975.93
  6. Step 6: Final answer
    x = 2,945,737.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.