Finding the Fourth Proportional to 4,454,091.08, 6,146,781.88 and 2,618,212.51
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Solution
The fourth proportional to 4,454,091.08, 6,146,781.88 and 2,618,212.51 is: 3,613,213.32
Step by Step Solution
- Step 1: Write the proportion equation
4,454,091.08 : 6,146,781.88 = 2,618,212.51 : x - Step 2: Convert to fraction form
4,454,091.08/6,146,781.88 = 2,618,212.51/x - Step 3: Cross multiply
4,454,091.08x = 6,146,781.88 × 2,618,212.51 - Step 4: Simplify right side
4,454,091.08x = 16,093,581,183,723.41 - Step 5: Solve for x
x = 16,093,581,183,723.41/4,454,091.08 - Step 6: Final answer
x = 3,613,213.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.