Finding the Fourth Proportional to 4,365,773.24, 5,981,138.38 and 4,202,140.82
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Solution
The fourth proportional to 4,365,773.24, 5,981,138.38 and 4,202,140.82 is: 5,756,960.88
Step by Step Solution
- Step 1: Write the proportion equation
4,365,773.24 : 5,981,138.38 = 4,202,140.82 : x - Step 2: Convert to fraction form
4,365,773.24/5,981,138.38 = 4,202,140.82/x - Step 3: Cross multiply
4,365,773.24x = 5,981,138.38 × 4,202,140.82 - Step 4: Simplify right side
4,365,773.24x = 25,133,585,712,013.66 - Step 5: Solve for x
x = 25,133,585,712,013.66/4,365,773.24 - Step 6: Final answer
x = 5,756,960.88
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.