Home / 2,850,858.15-3,932,692.70-1,762,781.91

Finding the Fourth Proportional to 2,850,858.15, 3,932,692.70 and 1,762,781.91

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Solution

The fourth proportional to 2,850,858.15, 3,932,692.70 and 1,762,781.91 is: 2,431,716.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850,858.15 : 3,932,692.70 = 1,762,781.91 : x
  2. Step 2: Convert to fraction form
    2,850,858.15/3,932,692.70 = 1,762,781.91/x
  3. Step 3: Cross multiply
    2,850,858.15x = 3,932,692.70 × 1,762,781.91
  4. Step 4: Simplify right side
    2,850,858.15x = 6,932,479,540,335.15
  5. Step 5: Solve for x
    x = 6,932,479,540,335.15/2,850,858.15
  6. Step 6: Final answer
    x = 2,431,716.76

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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.