Finding the Fourth Proportional to 4,082,775.42, 6,123,249.75 and 1,203,527.96
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Solution
The fourth proportional to 4,082,775.42, 6,123,249.75 and 1,203,527.96 is: 1,805,022.68
Step by Step Solution
- Step 1: Write the proportion equation
4,082,775.42 : 6,123,249.75 = 1,203,527.96 : x - Step 2: Convert to fraction form
4,082,775.42/6,123,249.75 = 1,203,527.96/x - Step 3: Cross multiply
4,082,775.42x = 6,123,249.75 × 1,203,527.96 - Step 4: Simplify right side
4,082,775.42x = 7,369,502,249,571.76 - Step 5: Solve for x
x = 7,369,502,249,571.76/4,082,775.42 - Step 6: Final answer
x = 1,805,022.68
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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.