Finding the Fourth Proportional to 5,625,702.84, 7,761,894.92 and 3,532,770.98
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Solution
The fourth proportional to 5,625,702.84, 7,761,894.92 and 3,532,770.98 is: 4,874,234.90
Step by Step Solution
- Step 1: Write the proportion equation
5,625,702.84 : 7,761,894.92 = 3,532,770.98 : x - Step 2: Convert to fraction form
5,625,702.84/7,761,894.92 = 3,532,770.98/x - Step 3: Cross multiply
5,625,702.84x = 7,761,894.92 × 3,532,770.98 - Step 4: Simplify right side
5,625,702.84x = 27,420,997,123,185.42 - Step 5: Solve for x
x = 27,420,997,123,185.42/5,625,702.84 - Step 6: Final answer
x = 4,874,234.90
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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.