Home / 3,479,570.87-5,218,104.85-1,204,478.51

Finding the Fourth Proportional to 3,479,570.87, 5,218,104.85 and 1,204,478.51

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Solution

The fourth proportional to 3,479,570.87, 5,218,104.85 and 1,204,478.51 is: 1,806,284.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479,570.87 : 5,218,104.85 = 1,204,478.51 : x
  2. Step 2: Convert to fraction form
    3,479,570.87/5,218,104.85 = 1,204,478.51/x
  3. Step 3: Cross multiply
    3,479,570.87x = 5,218,104.85 × 1,204,478.51
  4. Step 4: Simplify right side
    3,479,570.87x = 6,285,095,125,650.05
  5. Step 5: Solve for x
    x = 6,285,095,125,650.05/3,479,570.87
  6. Step 6: Final answer
    x = 1,806,284.56

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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.