Home / 3,081,391.08-4,626,573.21-2,187,578.76

Finding the Fourth Proportional to 3,081,391.08, 4,626,573.21 and 2,187,578.76

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Solution

The fourth proportional to 3,081,391.08, 4,626,573.21 and 2,187,578.76 is: 3,284,553.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081,391.08 : 4,626,573.21 = 2,187,578.76 : x
  2. Step 2: Convert to fraction form
    3,081,391.08/4,626,573.21 = 2,187,578.76/x
  3. Step 3: Cross multiply
    3,081,391.08x = 4,626,573.21 × 2,187,578.76
  4. Step 4: Simplify right side
    3,081,391.08x = 10,120,993,285,781.02
  5. Step 5: Solve for x
    x = 10,120,993,285,781.02/3,081,391.08
  6. Step 6: Final answer
    x = 3,284,553.31

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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.