Finding the Fourth Proportional to 1,517,514.09, 2,277,393.80 and 718,799.82
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Solution
The fourth proportional to 1,517,514.09, 2,277,393.80 and 718,799.82 is: 1,078,731.50
Step by Step Solution
- Step 1: Write the proportion equation
1,517,514.09 : 2,277,393.80 = 718,799.82 : x - Step 2: Convert to fraction form
1,517,514.09/2,277,393.80 = 718,799.82/x - Step 3: Cross multiply
1,517,514.09x = 2,277,393.80 × 718,799.82 - Step 4: Simplify right side
1,517,514.09x = 1,636,990,253,509.12 - Step 5: Solve for x
x = 1,636,990,253,509.12/1,517,514.09 - Step 6: Final answer
x = 1,078,731.50
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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.