Finding the Fourth Proportional to 3,511,614.67, 5,267,843.68 and 1,236,668.56
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Solution
The fourth proportional to 3,511,614.67, 5,267,843.68 and 1,236,668.56 is: 1,855,151.34
Step by Step Solution
- Step 1: Write the proportion equation
3,511,614.67 : 5,267,843.68 = 1,236,668.56 : x - Step 2: Convert to fraction form
3,511,614.67/5,267,843.68 = 1,236,668.56/x - Step 3: Cross multiply
3,511,614.67x = 5,267,843.68 × 1,236,668.56 - Step 4: Simplify right side
3,511,614.67x = 6,514,576,654,959.03 - Step 5: Solve for x
x = 6,514,576,654,959.03/3,511,614.67 - Step 6: Final answer
x = 1,855,151.34
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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.