Finding the Fourth Proportional to 4,543,191.20, 6,269,357.50 and 2,609,452.32
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Solution
The fourth proportional to 4,543,191.20, 6,269,357.50 and 2,609,452.32 is: 3,600,902.70
Step by Step Solution
- Step 1: Write the proportion equation
4,543,191.20 : 6,269,357.50 = 2,609,452.32 : x - Step 2: Convert to fraction form
4,543,191.20/6,269,357.50 = 2,609,452.32/x - Step 3: Cross multiply
4,543,191.20x = 6,269,357.50 × 2,609,452.32 - Step 4: Simplify right side
4,543,191.20x = 16,359,589,473,284.40 - Step 5: Solve for x
x = 16,359,589,473,284.40/4,543,191.20 - Step 6: Final answer
x = 3,600,902.70
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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.