Home / 3,901,415.37-5,383,828.19-2,182,498.98

Finding the Fourth Proportional to 3,901,415.37, 5,383,828.19 and 2,182,498.98

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Solution

The fourth proportional to 3,901,415.37, 5,383,828.19 and 2,182,498.98 is: 3,011,778.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,901,415.37 : 5,383,828.19 = 2,182,498.98 : x
  2. Step 2: Convert to fraction form
    3,901,415.37/5,383,828.19 = 2,182,498.98/x
  3. Step 3: Cross multiply
    3,901,415.37x = 5,383,828.19 × 2,182,498.98
  4. Step 4: Simplify right side
    3,901,415.37x = 11,750,199,533,170.25
  5. Step 5: Solve for x
    x = 11,750,199,533,170.25/3,901,415.37
  6. Step 6: Final answer
    x = 3,011,778.65

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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.