One day, Mr. Wang went to the store to buy electrical appliances, and saw a combination of home appliances. Each Xoceco color TV was 2,000 yuan, which was 25% more expensive than the price of each speaker. How much does Mr. Wang need to buy this home appliance combination?
有一天，王老师到商店买电器，看见一款家电组合，厦华彩电每台2000元，比每台音箱的价钱贵25%，功放机的价钱按厦华彩电每台价钱九折出售．王老师买这款家电组合一共需要多少元钱？
<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 + (1/4)</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">2_000 / (5/4)</gadget>
<output>1_600</output>

<gadget id="calculator">90 / 100</gadget>
<output>9/10 = around 0.9</output>

<gadget id="calculator">2_000 * (9/10)</gadget>
<output>1_800</output>

<gadget id="calculator">1_600 + 1_800 + 2_000</gadget>
<output>5_400</output>

<result>5_400</result>