Home / 3,616,128.88-5,422,092.84-1,371,042.16

Finding the Fourth Proportional to 3,616,128.88, 5,422,092.84 and 1,371,042.16

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Solution

The fourth proportional to 3,616,128.88, 5,422,092.84 and 1,371,042.16 is: 2,055,766.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616,128.88 : 5,422,092.84 = 1,371,042.16 : x
  2. Step 2: Convert to fraction form
    3,616,128.88/5,422,092.84 = 1,371,042.16/x
  3. Step 3: Cross multiply
    3,616,128.88x = 5,422,092.84 × 1,371,042.16
  4. Step 4: Simplify right side
    3,616,128.88x = 7,433,917,879,074.13
  5. Step 5: Solve for x
    x = 7,433,917,879,074.13/3,616,128.88
  6. Step 6: Final answer
    x = 2,055,766.85

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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.