Finding the Fourth Proportional to 3,827,658.06, 5,278,619.97 and 2,793,527.82
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Solution
The fourth proportional to 3,827,658.06, 5,278,619.97 and 2,793,527.82 is: 3,852,478.85
Step by Step Solution
- Step 1: Write the proportion equation
3,827,658.06 : 5,278,619.97 = 2,793,527.82 : x - Step 2: Convert to fraction form
3,827,658.06/5,278,619.97 = 2,793,527.82/x - Step 3: Cross multiply
3,827,658.06x = 5,278,619.97 × 2,793,527.82 - Step 4: Simplify right side
3,827,658.06x = 14,745,971,737,402.56 - Step 5: Solve for x
x = 14,745,971,737,402.56/3,827,658.06 - Step 6: Final answer
x = 3,852,478.85
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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.