Home / 3,850,029.68-5,312,976.48-2,131,113.20

Finding the Fourth Proportional to 3,850,029.68, 5,312,976.48 and 2,131,113.20

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Solution

The fourth proportional to 3,850,029.68, 5,312,976.48 and 2,131,113.20 is: 2,940,900.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850,029.68 : 5,312,976.48 = 2,131,113.20 : x
  2. Step 2: Convert to fraction form
    3,850,029.68/5,312,976.48 = 2,131,113.20/x
  3. Step 3: Cross multiply
    3,850,029.68x = 5,312,976.48 × 2,131,113.20
  4. Step 4: Simplify right side
    3,850,029.68x = 11,322,554,307,817.54
  5. Step 5: Solve for x
    x = 11,322,554,307,817.54/3,850,029.68
  6. Step 6: Final answer
    x = 2,940,900.53

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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.