Finding the Fourth Proportional to 1,251,048.75, 1,726,631.72 and 792,205.21
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Solution
The fourth proportional to 1,251,048.75, 1,726,631.72 and 792,205.21 is: 1,093,359.99
Step by Step Solution
- Step 1: Write the proportion equation
1,251,048.75 : 1,726,631.72 = 792,205.21 : x - Step 2: Convert to fraction form
1,251,048.75/1,726,631.72 = 792,205.21/x - Step 3: Cross multiply
1,251,048.75x = 1,726,631.72 × 792,205.21 - Step 4: Simplify right side
1,251,048.75x = 1,367,846,643,275.22 - Step 5: Solve for x
x = 1,367,846,643,275.22/1,251,048.75 - Step 6: Final answer
x = 1,093,359.99
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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.