Finding the Fourth Proportional to 3,682,932.18, 5,082,701.97 and 2,232,688.74
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Solution
The fourth proportional to 3,682,932.18, 5,082,701.97 and 2,232,688.74 is: 3,081,265.39
Step by Step Solution
- Step 1: Write the proportion equation
3,682,932.18 : 5,082,701.97 = 2,232,688.74 : x - Step 2: Convert to fraction form
3,682,932.18/5,082,701.97 = 2,232,688.74/x - Step 3: Cross multiply
3,682,932.18x = 5,082,701.97 × 2,232,688.74 - Step 4: Simplify right side
3,682,932.18x = 11,348,091,457,194.82 - Step 5: Solve for x
x = 11,348,091,457,194.82/3,682,932.18 - Step 6: Final answer
x = 3,081,265.39
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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.