Home / 3,854,971.25-5,319,976.97-2,135,930.93

Finding the Fourth Proportional to 3,854,971.25, 5,319,976.97 and 2,135,930.93

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Solution

The fourth proportional to 3,854,971.25, 5,319,976.97 and 2,135,930.93 is: 2,947,649.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,854,971.25 : 5,319,976.97 = 2,135,930.93 : x
  2. Step 2: Convert to fraction form
    3,854,971.25/5,319,976.97 = 2,135,930.93/x
  3. Step 3: Cross multiply
    3,854,971.25x = 5,319,976.97 × 2,135,930.93
  4. Step 4: Simplify right side
    3,854,971.25x = 11,363,103,357,110.68
  5. Step 5: Solve for x
    x = 11,363,103,357,110.68/3,854,971.25
  6. Step 6: Final answer
    x = 2,947,649.31

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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.