Finding the Fourth Proportional to 4,790,850.53, 6,613,744.68 and 2,956,319.28
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Solution
The fourth proportional to 4,790,850.53, 6,613,744.68 and 2,956,319.28 is: 4,081,183.67
Step by Step Solution
- Step 1: Write the proportion equation
4,790,850.53 : 6,613,744.68 = 2,956,319.28 : x - Step 2: Convert to fraction form
4,790,850.53/6,613,744.68 = 2,956,319.28/x - Step 3: Cross multiply
4,790,850.53x = 6,613,744.68 × 2,956,319.28 - Step 4: Simplify right side
4,790,850.53x = 19,552,340,910,481.43 - Step 5: Solve for x
x = 19,552,340,910,481.43/4,790,850.53 - Step 6: Final answer
x = 4,081,183.67
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1.5x scale
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.