Finding the Fourth Proportional to 3,901,843.44, 5,853,325.95 and 1,206,378.82
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Solution
The fourth proportional to 3,901,843.44, 5,853,325.95 and 1,206,378.82 is: 1,809,741.62
Step by Step Solution
- Step 1: Write the proportion equation
3,901,843.44 : 5,853,325.95 = 1,206,378.82 : x - Step 2: Convert to fraction form
3,901,843.44/5,853,325.95 = 1,206,378.82/x - Step 3: Cross multiply
3,901,843.44x = 5,853,325.95 × 1,206,378.82 - Step 4: Simplify right side
3,901,843.44x = 7,061,328,452,636.38 - Step 5: Solve for x
x = 7,061,328,452,636.38/3,901,843.44 - Step 6: Final answer
x = 1,809,741.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.