Finding the Fourth Proportional to 3,518,183.97, 5,268,676.95 and 3,177,397.44
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Solution
The fourth proportional to 3,518,183.97, 5,268,676.95 and 3,177,397.44 is: 4,758,330.09
Step by Step Solution
- Step 1: Write the proportion equation
3,518,183.97 : 5,268,676.95 = 3,177,397.44 : x - Step 2: Convert to fraction form
3,518,183.97/5,268,676.95 = 3,177,397.44/x - Step 3: Cross multiply
3,518,183.97x = 5,268,676.95 × 3,177,397.44 - Step 4: Simplify right side
3,518,183.97x = 16,740,680,653,117.01 - Step 5: Solve for x
x = 16,740,680,653,117.01/3,518,183.97 - Step 6: Final answer
x = 4,758,330.09
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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.