Home / 2,491,658.72-3,723,832.84-1,819,156.22

Finding the Fourth Proportional to 2,491,658.72, 3,723,832.84 and 1,819,156.22

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Solution

The fourth proportional to 2,491,658.72, 3,723,832.84 and 1,819,156.22 is: 2,718,764.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491,658.72 : 3,723,832.84 = 1,819,156.22 : x
  2. Step 2: Convert to fraction form
    2,491,658.72/3,723,832.84 = 1,819,156.22/x
  3. Step 3: Cross multiply
    2,491,658.72x = 3,723,832.84 × 1,819,156.22
  4. Step 4: Simplify right side
    2,491,658.72x = 6,774,233,645,411.32
  5. Step 5: Solve for x
    x = 6,774,233,645,411.32/2,491,658.72
  6. Step 6: Final answer
    x = 2,718,764.65

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.