Finding the Fourth Proportional to 3,024,385.80, 4,536,578.70 and 2,793,438.60
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Solution
The fourth proportional to 3,024,385.80, 4,536,578.70 and 2,793,438.60 is: 4,190,157.90
Step by Step Solution
- Step 1: Write the proportion equation
3,024,385.80 : 4,536,578.70 = 2,793,438.60 : x - Step 2: Convert to fraction form
3,024,385.80/4,536,578.70 = 2,793,438.60/x - Step 3: Cross multiply
3,024,385.80x = 4,536,578.70 × 2,793,438.60 - Step 4: Simplify right side
3,024,385.80x = 12,672,654,052,517.82 - Step 5: Solve for x
x = 12,672,654,052,517.82/3,024,385.80 - Step 6: Final answer
x = 4,190,157.90
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Similar ratio
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.