Home / 3,188,409.32-4,782,617.44-792,253.95

Finding the Fourth Proportional to 3,188,409.32, 4,782,617.44 and 792,253.95

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Solution

The fourth proportional to 3,188,409.32, 4,782,617.44 and 792,253.95 is: 1,188,381.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,409.32 : 4,782,617.44 = 792,253.95 : x
  2. Step 2: Convert to fraction form
    3,188,409.32/4,782,617.44 = 792,253.95/x
  3. Step 3: Cross multiply
    3,188,409.32x = 4,782,617.44 × 792,253.95
  4. Step 4: Simplify right side
    3,188,409.32x = 3,789,047,554,217.62
  5. Step 5: Solve for x
    x = 3,789,047,554,217.62/3,188,409.32
  6. Step 6: Final answer
    x = 1,188,381.79

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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.