Home / 2,850,857.90-3,932,692.35-1,762,781.66

Finding the Fourth Proportional to 2,850,857.90, 3,932,692.35 and 1,762,781.66

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Solution

The fourth proportional to 2,850,857.90, 3,932,692.35 and 1,762,781.66 is: 2,431,716.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850,857.90 : 3,932,692.35 = 1,762,781.66 : x
  2. Step 2: Convert to fraction form
    2,850,857.90/3,932,692.35 = 1,762,781.66/x
  3. Step 3: Cross multiply
    2,850,857.90x = 3,932,692.35 × 1,762,781.66
  4. Step 4: Simplify right side
    2,850,857.90x = 6,932,477,949,002.30
  5. Step 5: Solve for x
    x = 6,932,477,949,002.30/2,850,857.90
  6. Step 6: Final answer
    x = 2,431,716.41

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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.