JSFiddle - React, Tailwind, and code Playground

HTML

<div class="row">
<div class="column"><input class="inputQty" id="quantity0" /></div>
<div class="column"><input class="someOther" id="Other0" /></div>
<div class="column">
    <div class="cSelect">
        <select id="currency0"><option>£</option></select>
        <input class="price" id="price0" />
    </div>
</div>
</div>

JavaScript

$("#price0").focus(function() {

    $(this).closest(".column").prev().find("input:first").focus();
});