Screen Resolution & Aspect Ratio Calculator
Analyze display resolutions, calculate lowest-term aspect ratios via GCD, and scale dimensions.
16:9
3,686,400 pixels (3.69 MP)
How It Works
- Computes Greatest Common Divisor (GCD) using Euclidean algorithm to simplify ratios.
Formula & Technical Standard
Aspect Ratio = (Width / GCD) : (Height / GCD)
Practical Example
2560x1440
Input: 2560x1440
Output: 16:9 aspect ratio
GCD is 160.
Frequently Asked Questions
Why is 21:9 actually 43:18?
3440x1440 simplifies to 43:18. "21:9" is a consumer marketing approximation.
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