Home / 2,147,660.64-3,221,416.40-550,236.96

Finding the Fourth Proportional to 2,147,660.64, 3,221,416.40 and 550,236.96

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Solution

The fourth proportional to 2,147,660.64, 3,221,416.40 and 550,236.96 is: 825,336.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,660.64 : 3,221,416.40 = 550,236.96 : x
  2. Step 2: Convert to fraction form
    2,147,660.64/3,221,416.40 = 550,236.96/x
  3. Step 3: Cross multiply
    2,147,660.64x = 3,221,416.40 × 550,236.96
  4. Step 4: Simplify right side
    2,147,660.64x = 1,772,542,366,830.14
  5. Step 5: Solve for x
    x = 1,772,542,366,830.14/2,147,660.64
  6. Step 6: Final answer
    x = 825,336.34

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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.