Home / 3,822,772.86-5,274,822.06-2,190,865.86

Finding the Fourth Proportional to 3,822,772.86, 5,274,822.06 and 2,190,865.86

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Solution

The fourth proportional to 3,822,772.86, 5,274,822.06 and 2,190,865.86 is: 3,023,048.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822,772.86 : 5,274,822.06 = 2,190,865.86 : x
  2. Step 2: Convert to fraction form
    3,822,772.86/5,274,822.06 = 2,190,865.86/x
  3. Step 3: Cross multiply
    3,822,772.86x = 5,274,822.06 × 2,190,865.86
  4. Step 4: Simplify right side
    3,822,772.86x = 11,556,427,568,828.87
  5. Step 5: Solve for x
    x = 11,556,427,568,828.87/3,822,772.86
  6. Step 6: Final answer
    x = 3,023,048.45

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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.