Finding the Fourth Proportional to 4,342,532.88, 6,511,906.89 and 1,463,363.12
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Solution
The fourth proportional to 4,342,532.88, 6,511,906.89 and 1,463,363.12 is: 2,194,406.95
Step by Step Solution
- Step 1: Write the proportion equation
4,342,532.88 : 6,511,906.89 = 1,463,363.12 : x - Step 2: Convert to fraction form
4,342,532.88/6,511,906.89 = 1,463,363.12/x - Step 3: Cross multiply
4,342,532.88x = 6,511,906.89 × 1,463,363.12 - Step 4: Simplify right side
4,342,532.88x = 9,529,284,351,140.36 - Step 5: Solve for x
x = 9,529,284,351,140.36/4,342,532.88 - Step 6: Final answer
x = 2,194,406.95
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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.