Home / 3,211,565.55-4,816,879.39-936,478.59

Finding the Fourth Proportional to 3,211,565.55, 4,816,879.39 and 936,478.59

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Solution

The fourth proportional to 3,211,565.55, 4,816,879.39 and 936,478.59 is: 1,404,581.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211,565.55 : 4,816,879.39 = 936,478.59 : x
  2. Step 2: Convert to fraction form
    3,211,565.55/4,816,879.39 = 936,478.59/x
  3. Step 3: Cross multiply
    3,211,565.55x = 4,816,879.39 × 936,478.59
  4. Step 4: Simplify right side
    3,211,565.55x = 4,510,904,419,347.26
  5. Step 5: Solve for x
    x = 4,510,904,419,347.26/3,211,565.55
  6. Step 6: Final answer
    x = 1,404,581.15

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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.