Finding the Fourth Proportional to 4,663,561.37, 6,995,342.15 and 1,821,680.62
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Solution
The fourth proportional to 4,663,561.37, 6,995,342.15 and 1,821,680.62 is: 2,732,520.97
Step by Step Solution
- Step 1: Write the proportion equation
4,663,561.37 : 6,995,342.15 = 1,821,680.62 : x - Step 2: Convert to fraction form
4,663,561.37/6,995,342.15 = 1,821,680.62/x - Step 3: Cross multiply
4,663,561.37x = 6,995,342.15 × 1,821,680.62 - Step 4: Simplify right side
4,663,561.37x = 12,743,279,205,158.68 - Step 5: Solve for x
x = 12,743,279,205,158.68/4,663,561.37 - Step 6: Final answer
x = 2,732,520.97
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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.