Finding the Fourth Proportional to 3,511,619.92, 5,267,851.56 and 1,236,673.80
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Solution
The fourth proportional to 3,511,619.92, 5,267,851.56 and 1,236,673.80 is: 1,855,159.20
Step by Step Solution
- Step 1: Write the proportion equation
3,511,619.92 : 5,267,851.56 = 1,236,673.80 : x - Step 2: Convert to fraction form
3,511,619.92/5,267,851.56 = 1,236,673.80/x - Step 3: Cross multiply
3,511,619.92x = 5,267,851.56 × 1,236,673.80 - Step 4: Simplify right side
3,511,619.92x = 6,514,614,006,541.13 - Step 5: Solve for x
x = 6,514,614,006,541.13/3,511,619.92 - Step 6: Final answer
x = 1,855,159.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.