Finding the Fourth Proportional to 1,741,125.38, 2,403,706.41 and 1,218,640.14
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Solution
The fourth proportional to 1,741,125.38, 2,403,706.41 and 1,218,640.14 is: 1,682,390.69
Step by Step Solution
- Step 1: Write the proportion equation
1,741,125.38 : 2,403,706.41 = 1,218,640.14 : x - Step 2: Convert to fraction form
1,741,125.38/2,403,706.41 = 1,218,640.14/x - Step 3: Cross multiply
1,741,125.38x = 2,403,706.41 × 1,218,640.14 - Step 4: Simplify right side
1,741,125.38x = 2,929,253,119,428.84 - Step 5: Solve for x
x = 2,929,253,119,428.84/1,741,125.38 - Step 6: Final answer
x = 1,682,390.69
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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.