Finding the Fourth Proportional to 2,585,668.91, 3,568,189.60 and 1,424,093.07
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Solution
The fourth proportional to 2,585,668.91, 3,568,189.60 and 1,424,093.07 is: 1,965,229.99
Step by Step Solution
- Step 1: Write the proportion equation
2,585,668.91 : 3,568,189.60 = 1,424,093.07 : x - Step 2: Convert to fraction form
2,585,668.91/3,568,189.60 = 1,424,093.07/x - Step 3: Cross multiply
2,585,668.91x = 3,568,189.60 × 1,424,093.07 - Step 4: Simplify right side
2,585,668.91x = 5,081,434,082,925.96 - Step 5: Solve for x
x = 5,081,434,082,925.96/2,585,668.91 - Step 6: Final answer
x = 1,965,229.99
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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.