Finding the Fourth Proportional to 4,731,612.16, 7,100,229.12 and 1,741,895.68
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Solution
The fourth proportional to 4,731,612.16, 7,100,229.12 and 1,741,895.68 is: 2,613,878.32
Step by Step Solution
- Step 1: Write the proportion equation
4,731,612.16 : 7,100,229.12 = 1,741,895.68 : x - Step 2: Convert to fraction form
4,731,612.16/7,100,229.12 = 1,741,895.68/x - Step 3: Cross multiply
4,731,612.16x = 7,100,229.12 × 1,741,895.68 - Step 4: Simplify right side
4,731,612.16x = 12,367,858,431,138.20 - Step 5: Solve for x
x = 12,367,858,431,138.20/4,731,612.16 - Step 6: Final answer
x = 2,613,878.32
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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.