Finding the Fourth Proportional to 1,252,319.82, 1,728,205.68 and 679,364.08
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Solution
The fourth proportional to 1,252,319.82, 1,728,205.68 and 679,364.08 is: 937,524.78
Step by Step Solution
- Step 1: Write the proportion equation
1,252,319.82 : 1,728,205.68 = 679,364.08 : x - Step 2: Convert to fraction form
1,252,319.82/1,728,205.68 = 679,364.08/x - Step 3: Cross multiply
1,252,319.82x = 1,728,205.68 × 679,364.08 - Step 4: Simplify right side
1,252,319.82x = 1,174,080,861,843.97 - Step 5: Solve for x
x = 1,174,080,861,843.97/1,252,319.82 - Step 6: Final answer
x = 937,524.78
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.