Home / 3,431,709.45-4,733,791.49-2,140,307.81

Finding the Fourth Proportional to 3,431,709.45, 4,733,791.49 and 2,140,307.81

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Solution

The fourth proportional to 3,431,709.45, 4,733,791.49 and 2,140,307.81 is: 2,952,397.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431,709.45 : 4,733,791.49 = 2,140,307.81 : x
  2. Step 2: Convert to fraction form
    3,431,709.45/4,733,791.49 = 2,140,307.81/x
  3. Step 3: Cross multiply
    3,431,709.45x = 4,733,791.49 × 2,140,307.81
  4. Step 4: Simplify right side
    3,431,709.45x = 10,131,770,886,257.00
  5. Step 5: Solve for x
    x = 10,131,770,886,257.00/3,431,709.45
  6. Step 6: Final answer
    x = 2,952,397.64

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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.