Home / 3,832,400.80-5,745,976.80-1,811,612.80

Finding the Fourth Proportional to 3,832,400.80, 5,745,976.80 and 1,811,612.80

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Solution

The fourth proportional to 3,832,400.80, 5,745,976.80 and 1,811,612.80 is: 2,716,178.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,832,400.80 : 5,745,976.80 = 1,811,612.80 : x
  2. Step 2: Convert to fraction form
    3,832,400.80/5,745,976.80 = 1,811,612.80/x
  3. Step 3: Cross multiply
    3,832,400.80x = 5,745,976.80 × 1,811,612.80
  4. Step 4: Simplify right side
    3,832,400.80x = 10,409,485,119,383.04
  5. Step 5: Solve for x
    x = 10,409,485,119,383.04/3,832,400.80
  6. Step 6: Final answer
    x = 2,716,178.62

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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.