Home / 1,362,550.14-1,880,229.18-818,362.56

Finding the Fourth Proportional to 1,362,550.14, 1,880,229.18 and 818,362.56

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Solution

The fourth proportional to 1,362,550.14, 1,880,229.18 and 818,362.56 is: 1,129,286.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,550.14 : 1,880,229.18 = 818,362.56 : x
  2. Step 2: Convert to fraction form
    1,362,550.14/1,880,229.18 = 818,362.56/x
  3. Step 3: Cross multiply
    1,362,550.14x = 1,880,229.18 × 818,362.56
  4. Step 4: Simplify right side
    1,362,550.14x = 1,538,709,165,131.50
  5. Step 5: Solve for x
    x = 1,538,709,165,131.50/1,362,550.14
  6. Step 6: Final answer
    x = 1,129,286.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.