Home / 1,106,379.91-1,659,865.19-396,479.71

Finding the Fourth Proportional to 1,106,379.91, 1,659,865.19 and 396,479.71

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Solution

The fourth proportional to 1,106,379.91, 1,659,865.19 and 396,479.71 is: 594,825.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,379.91 : 1,659,865.19 = 396,479.71 : x
  2. Step 2: Convert to fraction form
    1,106,379.91/1,659,865.19 = 396,479.71/x
  3. Step 3: Cross multiply
    1,106,379.91x = 1,659,865.19 × 396,479.71
  4. Step 4: Simplify right side
    1,106,379.91x = 658,102,870,377.83
  5. Step 5: Solve for x
    x = 658,102,870,377.83/1,106,379.91
  6. Step 6: Final answer
    x = 594,825.40

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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.