Finding the Fourth Proportional to 2,888,814.39, 3,986,514.84 and 1,599,627.09
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Solution
The fourth proportional to 2,888,814.39, 3,986,514.84 and 1,599,627.09 is: 2,207,458.24
Step by Step Solution
- Step 1: Write the proportion equation
2,888,814.39 : 3,986,514.84 = 1,599,627.09 : x - Step 2: Convert to fraction form
2,888,814.39/3,986,514.84 = 1,599,627.09/x - Step 3: Cross multiply
2,888,814.39x = 3,986,514.84 × 1,599,627.09 - Step 4: Simplify right side
2,888,814.39x = 6,376,937,132,751.02 - Step 5: Solve for x
x = 6,376,937,132,751.02/2,888,814.39 - Step 6: Final answer
x = 2,207,458.24
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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.