Home / 1,879,651.44-2,819,464.20-459,727.92

Finding the Fourth Proportional to 1,879,651.44, 2,819,464.20 and 459,727.92

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Solution

The fourth proportional to 1,879,651.44, 2,819,464.20 and 459,727.92 is: 689,588.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,651.44 : 2,819,464.20 = 459,727.92 : x
  2. Step 2: Convert to fraction form
    1,879,651.44/2,819,464.20 = 459,727.92/x
  3. Step 3: Cross multiply
    1,879,651.44x = 2,819,464.20 × 459,727.92
  4. Step 4: Simplify right side
    1,879,651.44x = 1,296,186,412,180.46
  5. Step 5: Solve for x
    x = 1,296,186,412,180.46/1,879,651.44
  6. Step 6: Final answer
    x = 689,588.71

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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.