hi, once check out the below link..i may helpful to uhttp://www.databasejournal.com/features/mssql/power-bi-getting-data-from-analysis-services.html
Analysis Services connector lets you query data from on-premises SQL Server Analysis Services instance interactively from the Power BI site.
https://support.powerbi.com/knowledgebase/articles/471577-configure-a-power-bi-analysis-services-connector