Home / 2,850,462.09-3,932,147.03-1,762,385.85

Finding the Fourth Proportional to 2,850,462.09, 3,932,147.03 and 1,762,385.85

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Solution

The fourth proportional to 2,850,462.09, 3,932,147.03 and 1,762,385.85 is: 2,431,170.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850,462.09 : 3,932,147.03 = 1,762,385.85 : x
  2. Step 2: Convert to fraction form
    2,850,462.09/3,932,147.03 = 1,762,385.85/x
  3. Step 3: Cross multiply
    2,850,462.09x = 3,932,147.03 × 1,762,385.85
  4. Step 4: Simplify right side
    2,850,462.09x = 6,929,960,276,979.60
  5. Step 5: Solve for x
    x = 6,929,960,276,979.60/2,850,462.09
  6. Step 6: Final answer
    x = 2,431,170.83

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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.