Finding the Fourth Proportional to 5,253,092.26, 7,879,874.56 and 1,609,555.28
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Solution
The fourth proportional to 5,253,092.26, 7,879,874.56 and 1,609,555.28 is: 2,414,405.27
Step by Step Solution
- Step 1: Write the proportion equation
5,253,092.26 : 7,879,874.56 = 1,609,555.28 : x - Step 2: Convert to fraction form
5,253,092.26/7,879,874.56 = 1,609,555.28/x - Step 3: Cross multiply
5,253,092.26x = 7,879,874.56 × 1,609,555.28 - Step 4: Simplify right side
5,253,092.26x = 12,683,093,660,362.42 - Step 5: Solve for x
x = 12,683,093,660,362.42/5,253,092.26 - Step 6: Final answer
x = 2,414,405.27
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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.