Finding the Fourth Proportional to 3,084,954.19, 4,257,207.18 and 1,777,725.97
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Solution
The fourth proportional to 3,084,954.19, 4,257,207.18 and 1,777,725.97 is: 2,453,244.78
Step by Step Solution
- Step 1: Write the proportion equation
3,084,954.19 : 4,257,207.18 = 1,777,725.97 : x - Step 2: Convert to fraction form
3,084,954.19/4,257,207.18 = 1,777,725.97/x - Step 3: Cross multiply
3,084,954.19x = 4,257,207.18 × 1,777,725.97 - Step 4: Simplify right side
3,084,954.19x = 7,568,147,752,913.45 - Step 5: Solve for x
x = 7,568,147,752,913.45/3,084,954.19 - Step 6: Final answer
x = 2,453,244.78
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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.