Finding the Fourth Proportional to 2,701,505.92, 3,728,170.26 and 1,540,123.92
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Solution
The fourth proportional to 2,701,505.92, 3,728,170.26 and 1,540,123.92 is: 2,125,423.51
Step by Step Solution
- Step 1: Write the proportion equation
2,701,505.92 : 3,728,170.26 = 1,540,123.92 : x - Step 2: Convert to fraction form
2,701,505.92/3,728,170.26 = 1,540,123.92/x - Step 3: Cross multiply
2,701,505.92x = 3,728,170.26 × 1,540,123.92 - Step 4: Simplify right side
2,701,505.92x = 5,741,844,195,258.62 - Step 5: Solve for x
x = 5,741,844,195,258.62/2,701,505.92 - Step 6: Final answer
x = 2,125,423.51
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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.