Home / 3,008,537.91-4,151,757.92-1,631,878.20

Finding the Fourth Proportional to 3,008,537.91, 4,151,757.92 and 1,631,878.20

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Solution

The fourth proportional to 3,008,537.91, 4,151,757.92 and 1,631,878.20 is: 2,251,978.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008,537.91 : 4,151,757.92 = 1,631,878.20 : x
  2. Step 2: Convert to fraction form
    3,008,537.91/4,151,757.92 = 1,631,878.20/x
  3. Step 3: Cross multiply
    3,008,537.91x = 4,151,757.92 × 1,631,878.20
  4. Step 4: Simplify right side
    3,008,537.91x = 6,775,163,233,165.95
  5. Step 5: Solve for x
    x = 6,775,163,233,165.95/3,008,537.91
  6. Step 6: Final answer
    x = 2,251,978.68

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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.