Finding the Fourth Proportional to 3,682,936.19, 5,082,707.13 and 2,232,692.75
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Solution
The fourth proportional to 3,682,936.19, 5,082,707.13 and 2,232,692.75 is: 3,081,270.70
Step by Step Solution
- Step 1: Write the proportion equation
3,682,936.19 : 5,082,707.13 = 2,232,692.75 : x - Step 2: Convert to fraction form
3,682,936.19/5,082,707.13 = 2,232,692.75/x - Step 3: Cross multiply
3,682,936.19x = 5,082,707.13 × 2,232,692.75 - Step 4: Simplify right side
3,682,936.19x = 11,348,123,359,524.31 - Step 5: Solve for x
x = 11,348,123,359,524.31/3,682,936.19 - Step 6: Final answer
x = 3,081,270.70
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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.