Finding the Fourth Proportional to 5,124,872.32, 7,685,755.64 and 2,694,716.05
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Solution
The fourth proportional to 5,124,872.32, 7,685,755.64 and 2,694,716.05 is: 4,041,257.56
Step by Step Solution
- Step 1: Write the proportion equation
5,124,872.32 : 7,685,755.64 = 2,694,716.05 : x - Step 2: Convert to fraction form
5,124,872.32/7,685,755.64 = 2,694,716.05/x - Step 3: Cross multiply
5,124,872.32x = 7,685,755.64 × 2,694,716.05 - Step 4: Simplify right side
5,124,872.32x = 20,710,929,027,583.66 - Step 5: Solve for x
x = 20,710,929,027,583.66/5,124,872.32 - Step 6: Final answer
x = 4,041,257.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.