Home / 2,049,414.30-3,074,121.45-1,819,123.20

Finding the Fourth Proportional to 2,049,414.30, 3,074,121.45 and 1,819,123.20

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Solution

The fourth proportional to 2,049,414.30, 3,074,121.45 and 1,819,123.20 is: 2,728,684.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,049,414.30 : 3,074,121.45 = 1,819,123.20 : x
  2. Step 2: Convert to fraction form
    2,049,414.30/3,074,121.45 = 1,819,123.20/x
  3. Step 3: Cross multiply
    2,049,414.30x = 3,074,121.45 × 1,819,123.20
  4. Step 4: Simplify right side
    2,049,414.30x = 5,592,205,649,312.64
  5. Step 5: Solve for x
    x = 5,592,205,649,312.64/2,049,414.30
  6. Step 6: Final answer
    x = 2,728,684.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.