Home / 3,011,542.45-4,517,313.55-881,626.56

Finding the Fourth Proportional to 3,011,542.45, 4,517,313.55 and 881,626.56

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Solution

The fourth proportional to 3,011,542.45, 4,517,313.55 and 881,626.56 is: 1,322,439.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011,542.45 : 4,517,313.55 = 881,626.56 : x
  2. Step 2: Convert to fraction form
    3,011,542.45/4,517,313.55 = 881,626.56/x
  3. Step 3: Cross multiply
    3,011,542.45x = 4,517,313.55 × 881,626.56
  4. Step 4: Simplify right side
    3,011,542.45x = 3,982,583,578,533.19
  5. Step 5: Solve for x
    x = 3,982,583,578,533.19/3,011,542.45
  6. Step 6: Final answer
    x = 1,322,439.80

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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.