Home / 2,542,123.11-3,813,315.89-648,880.95

Finding the Fourth Proportional to 2,542,123.11, 3,813,315.89 and 648,880.95

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Solution

The fourth proportional to 2,542,123.11, 3,813,315.89 and 648,880.95 is: 973,354.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,542,123.11 : 3,813,315.89 = 648,880.95 : x
  2. Step 2: Convert to fraction form
    2,542,123.11/3,813,315.89 = 648,880.95/x
  3. Step 3: Cross multiply
    2,542,123.11x = 3,813,315.89 × 648,880.95
  4. Step 4: Simplify right side
    2,542,123.11x = 2,474,388,037,353.30
  5. Step 5: Solve for x
    x = 2,474,388,037,353.30/2,542,123.11
  6. Step 6: Final answer
    x = 973,354.92

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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.