Convert LatLong to Meter

calcDist.java

	private double calcDist(double lat1, double lng1, double lat2, double lng2) {
		double earthRadius = 3958.75;
		double lat = Math.toRadians(lat2 - lat1);
		double lng = Math.toRadians(lng2 - lng1);
		double a = Math.sin(lat / 2) * Math.sin(lat / 2)
				+ Math.cos(Math.toRadians(lat1))
				* Math.cos(Math.toRadians(lat2)) * Math.sin(lng / 2)
				* Math.sin(lng / 2);
		double c = 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1 - a));
		double dist = earthRadius * c;

		int meterConversion = 1609;

		return dist * meterConversion;
		// return new Float(dist * meterConversion).floatValue();
	}