Power BI dashboards are optimized to monitor the status of your business at a glance. Business applications are optimized to manage your business. Wouldn’t it be great if you could monitor your business in the right context of a business application and, for example, see your customer profitability analysis from within your CRM application? You can do that! We have recently enabled embedding Power BI dashboards into your business applications, allowing you to stay focused on your work while still monitoring familiar Power BI dashboards.
from Business Intelligence Blogs https://powerbi.microsoft.com/en-us/blog/embed-dashboard/