Finding the Fourth Proportional to 2,393,160.12, 3,302,582.09 and 1,305,436.53
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Solution
The fourth proportional to 2,393,160.12, 3,302,582.09 and 1,305,436.53 is: 1,801,513.94
Step by Step Solution
- Step 1: Write the proportion equation
2,393,160.12 : 3,302,582.09 = 1,305,436.53 : x - Step 2: Convert to fraction form
2,393,160.12/3,302,582.09 = 1,305,436.53/x - Step 3: Cross multiply
2,393,160.12x = 3,302,582.09 × 1,305,436.53 - Step 4: Simplify right side
2,393,160.12x = 4,311,311,309,467.25 - Step 5: Solve for x
x = 4,311,311,309,467.25/2,393,160.12 - Step 6: Final answer
x = 1,801,513.94
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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.