Home / 4,825,257.39-7,239,286.84-1,945,137.69

Finding the Fourth Proportional to 4,825,257.39, 7,239,286.84 and 1,945,137.69

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Solution

The fourth proportional to 4,825,257.39, 7,239,286.84 and 1,945,137.69 is: 2,918,271.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,825,257.39 : 7,239,286.84 = 1,945,137.69 : x
  2. Step 2: Convert to fraction form
    4,825,257.39/7,239,286.84 = 1,945,137.69/x
  3. Step 3: Cross multiply
    4,825,257.39x = 7,239,286.84 × 1,945,137.69
  4. Step 4: Simplify right side
    4,825,257.39x = 14,081,409,640,145.72
  5. Step 5: Solve for x
    x = 14,081,409,640,145.72/4,825,257.39
  6. Step 6: Final answer
    x = 2,918,271.20

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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.