Finding the Fourth Proportional to 5,039,734.55, 7,559,631.94 and 1,253,217.42
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Solution
The fourth proportional to 5,039,734.55, 7,559,631.94 and 1,253,217.42 is: 1,879,833.62
Step by Step Solution
- Step 1: Write the proportion equation
5,039,734.55 : 7,559,631.94 = 1,253,217.42 : x - Step 2: Convert to fraction form
5,039,734.55/7,559,631.94 = 1,253,217.42/x - Step 3: Cross multiply
5,039,734.55x = 7,559,631.94 × 1,253,217.42 - Step 4: Simplify right side
5,039,734.55x = 9,473,862,435,213.13 - Step 5: Solve for x
x = 9,473,862,435,213.13/5,039,734.55 - Step 6: Final answer
x = 1,879,833.62
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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.