Finding the Fourth Proportional to 4,568,916.38, 6,305,104.60 and 2,531,725.88
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Solution
The fourth proportional to 4,568,916.38, 6,305,104.60 and 2,531,725.88 is: 3,493,781.71
Step by Step Solution
- Step 1: Write the proportion equation
4,568,916.38 : 6,305,104.60 = 2,531,725.88 : x - Step 2: Convert to fraction form
4,568,916.38/6,305,104.60 = 2,531,725.88/x - Step 3: Cross multiply
4,568,916.38x = 6,305,104.60 × 2,531,725.88 - Step 4: Simplify right side
4,568,916.38x = 15,962,796,454,072.21 - Step 5: Solve for x
x = 15,962,796,454,072.21/4,568,916.38 - Step 6: Final answer
x = 3,493,781.71
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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.