Finding the Fourth Proportional to 4,879,229.92, 6,733,376.82 and 2,703,809.40
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Solution
The fourth proportional to 4,879,229.92, 6,733,376.82 and 2,703,809.40 is: 3,731,278.88
Step by Step Solution
- Step 1: Write the proportion equation
4,879,229.92 : 6,733,376.82 = 2,703,809.40 : x - Step 2: Convert to fraction form
4,879,229.92/6,733,376.82 = 2,703,809.40/x - Step 3: Cross multiply
4,879,229.92x = 6,733,376.82 × 2,703,809.40 - Step 4: Simplify right side
4,879,229.92x = 18,205,767,539,658.11 - Step 5: Solve for x
x = 18,205,767,539,658.11/4,879,229.92 - Step 6: Final answer
x = 3,731,278.88
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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.