Finding the Fourth Proportional to 3,350,714.62, 4,988,174.60 and 3,330,785.74
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Solution
The fourth proportional to 3,350,714.62, 4,988,174.60 and 3,330,785.74 is: 4,958,506.68
Step by Step Solution
- Step 1: Write the proportion equation
3,350,714.62 : 4,988,174.60 = 3,330,785.74 : x - Step 2: Convert to fraction form
3,350,714.62/4,988,174.60 = 3,330,785.74/x - Step 3: Cross multiply
3,350,714.62x = 4,988,174.60 × 3,330,785.74 - Step 4: Simplify right side
3,350,714.62x = 16,614,540,826,310.20 - Step 5: Solve for x
x = 16,614,540,826,310.20/3,350,714.62 - Step 6: Final answer
x = 4,958,506.68
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.