Home / 1,686,824.30-2,530,367.68-488,763.84

Finding the Fourth Proportional to 1,686,824.30, 2,530,367.68 and 488,763.84

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Solution

The fourth proportional to 1,686,824.30, 2,530,367.68 and 488,763.84 is: 733,183.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,824.30 : 2,530,367.68 = 488,763.84 : x
  2. Step 2: Convert to fraction form
    1,686,824.30/2,530,367.68 = 488,763.84/x
  3. Step 3: Cross multiply
    1,686,824.30x = 2,530,367.68 × 488,763.84
  4. Step 4: Simplify right side
    1,686,824.30x = 1,236,752,223,888.69
  5. Step 5: Solve for x
    x = 1,236,752,223,888.69/1,686,824.30
  6. Step 6: Final answer
    x = 733,183.78

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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.