Home / 2,491,717.28-3,723,920.26-1,819,214.78

Finding the Fourth Proportional to 2,491,717.28, 3,723,920.26 and 1,819,214.78

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Solution

The fourth proportional to 2,491,717.28, 3,723,920.26 and 1,819,214.78 is: 2,718,852.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491,717.28 : 3,723,920.26 = 1,819,214.78 : x
  2. Step 2: Convert to fraction form
    2,491,717.28/3,723,920.26 = 1,819,214.78/x
  3. Step 3: Cross multiply
    2,491,717.28x = 3,723,920.26 × 1,819,214.78
  4. Step 4: Simplify right side
    2,491,717.28x = 6,774,610,753,365.80
  5. Step 5: Solve for x
    x = 6,774,610,753,365.80/2,491,717.28
  6. Step 6: Final answer
    x = 2,718,852.10

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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.