Finding the Fourth Proportional to 6,752,179.62, 10,129,265.64 and 1,959,245.82
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Solution
The fourth proportional to 6,752,179.62, 10,129,265.64 and 1,959,245.82 is: 2,939,157.80
Step by Step Solution
- Step 1: Write the proportion equation
6,752,179.62 : 10,129,265.64 = 1,959,245.82 : x - Step 2: Convert to fraction form
6,752,179.62/10,129,265.64 = 1,959,245.82/x - Step 3: Cross multiply
6,752,179.62x = 10,129,265.64 × 1,959,245.82 - Step 4: Simplify right side
6,752,179.62x = 19,845,721,364,839.62 - Step 5: Solve for x
x = 19,845,721,364,839.62/6,752,179.62 - Step 6: Final answer
x = 2,939,157.80
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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.