Finding the Fourth Proportional to 1,859,449.26, 2,790,668.34 and 961,154.14
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Solution
The fourth proportional to 1,859,449.26, 2,790,668.34 and 961,154.14 is: 1,442,503.70
Step by Step Solution
- Step 1: Write the proportion equation
1,859,449.26 : 2,790,668.34 = 961,154.14 : x - Step 2: Convert to fraction form
1,859,449.26/2,790,668.34 = 961,154.14/x - Step 3: Cross multiply
1,859,449.26x = 2,790,668.34 × 961,154.14 - Step 4: Simplify right side
1,859,449.26x = 2,682,262,428,357.93 - Step 5: Solve for x
x = 2,682,262,428,357.93/1,859,449.26 - Step 6: Final answer
x = 1,442,503.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.