Home / 3,336,299.36-5,004,449.52-811,954.56

Finding the Fourth Proportional to 3,336,299.36, 5,004,449.52 and 811,954.56

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Solution

The fourth proportional to 3,336,299.36, 5,004,449.52 and 811,954.56 is: 1,217,931.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,336,299.36 : 5,004,449.52 = 811,954.56 : x
  2. Step 2: Convert to fraction form
    3,336,299.36/5,004,449.52 = 811,954.56/x
  3. Step 3: Cross multiply
    3,336,299.36x = 5,004,449.52 × 811,954.56
  4. Step 4: Simplify right side
    3,336,299.36x = 4,063,385,608,053.81
  5. Step 5: Solve for x
    x = 4,063,385,608,053.81/3,336,299.36
  6. Step 6: Final answer
    x = 1,217,931.96

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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.