Home / 4,702,879.72-6,489,286.50-2,768,003.56

Finding the Fourth Proportional to 4,702,879.72, 6,489,286.50 and 2,768,003.56

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Solution

The fourth proportional to 4,702,879.72, 6,489,286.50 and 2,768,003.56 is: 3,819,440.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,702,879.72 : 6,489,286.50 = 2,768,003.56 : x
  2. Step 2: Convert to fraction form
    4,702,879.72/6,489,286.50 = 2,768,003.56/x
  3. Step 3: Cross multiply
    4,702,879.72x = 6,489,286.50 × 2,768,003.56
  4. Step 4: Simplify right side
    4,702,879.72x = 17,962,368,133,859.94
  5. Step 5: Solve for x
    x = 17,962,368,133,859.94/4,702,879.72
  6. Step 6: Final answer
    x = 3,819,440.26

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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.