Home / 2,542,455.80-3,813,683.70-859,559.30

Finding the Fourth Proportional to 2,542,455.80, 3,813,683.70 and 859,559.30

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Solution

The fourth proportional to 2,542,455.80, 3,813,683.70 and 859,559.30 is: 1,289,338.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,542,455.80 : 3,813,683.70 = 859,559.30 : x
  2. Step 2: Convert to fraction form
    2,542,455.80/3,813,683.70 = 859,559.30/x
  3. Step 3: Cross multiply
    2,542,455.80x = 3,813,683.70 × 859,559.30
  4. Step 4: Simplify right side
    2,542,455.80x = 3,278,087,291,593.41
  5. Step 5: Solve for x
    x = 3,278,087,291,593.41/2,542,455.80
  6. Step 6: Final answer
    x = 1,289,338.95

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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.