Finding the Fourth Proportional to 2,757,648.24, 3,804,310.80 and 1,611,213.12
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Solution
The fourth proportional to 2,757,648.24, 3,804,310.80 and 1,611,213.12 is: 2,222,747.41
Step by Step Solution
- Step 1: Write the proportion equation
2,757,648.24 : 3,804,310.80 = 1,611,213.12 : x - Step 2: Convert to fraction form
2,757,648.24/3,804,310.80 = 1,611,213.12/x - Step 3: Cross multiply
2,757,648.24x = 3,804,310.80 × 1,611,213.12 - Step 4: Simplify right side
2,757,648.24x = 6,129,555,473,517.70 - Step 5: Solve for x
x = 6,129,555,473,517.70/2,757,648.24 - Step 6: Final answer
x = 2,222,747.41
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1.5x scale
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.