Home / 3,854,797.86-5,319,627.30-2,112,190.34

Finding the Fourth Proportional to 3,854,797.86, 5,319,627.30 and 2,112,190.34

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Solution

The fourth proportional to 3,854,797.86, 5,319,627.30 and 2,112,190.34 is: 2,914,826.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,854,797.86 : 5,319,627.30 = 2,112,190.34 : x
  2. Step 2: Convert to fraction form
    3,854,797.86/5,319,627.30 = 2,112,190.34/x
  3. Step 3: Cross multiply
    3,854,797.86x = 5,319,627.30 × 2,112,190.34
  4. Step 4: Simplify right side
    3,854,797.86x = 11,236,065,382,161.21
  5. Step 5: Solve for x
    x = 11,236,065,382,161.21/3,854,797.86
  6. Step 6: Final answer
    x = 2,914,826.09

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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.