Coronado Industries is constructing a building. Construction began in $2025$ and the building was completed $12/31/25.$ Coronado made payments to the construction company of $$2418000$ on $\frac{3}{1}\frac{?}{25},$$$1212000$ on $\frac{6}{1}\frac{?}{25},$ and $$3552000$ on $\frac{12}{1}\frac{?}{25}.$ Weightedaverage accumulated expenditures were

$$3418000.$

$$3018000.$

$$2818000.$

$$7182000.$