Home / 3,208,911.88-4,428,198.20-1,758,580.96

Finding the Fourth Proportional to 3,208,911.88, 4,428,198.20 and 1,758,580.96

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Solution

The fourth proportional to 3,208,911.88, 4,428,198.20 and 1,758,580.96 is: 2,426,786.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208,911.88 : 4,428,198.20 = 1,758,580.96 : x
  2. Step 2: Convert to fraction form
    3,208,911.88/4,428,198.20 = 1,758,580.96/x
  3. Step 3: Cross multiply
    3,208,911.88x = 4,428,198.20 × 1,758,580.96
  4. Step 4: Simplify right side
    3,208,911.88x = 7,787,345,041,626.27
  5. Step 5: Solve for x
    x = 7,787,345,041,626.27/3,208,911.88
  6. Step 6: Final answer
    x = 2,426,786.82

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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.