Finding the Fourth Proportional to 3,726,460.62, 5,590,872.45 and 1,330,253.82
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Solution
The fourth proportional to 3,726,460.62, 5,590,872.45 and 1,330,253.82 is: 1,995,802.50
Step by Step Solution
- Step 1: Write the proportion equation
3,726,460.62 : 5,590,872.45 = 1,330,253.82 : x - Step 2: Convert to fraction form
3,726,460.62/5,590,872.45 = 1,330,253.82/x - Step 3: Cross multiply
3,726,460.62x = 5,590,872.45 × 1,330,253.82 - Step 4: Simplify right side
3,726,460.62x = 7,437,279,433,745.26 - Step 5: Solve for x
x = 7,437,279,433,745.26/3,726,460.62 - Step 6: Final answer
x = 1,995,802.50
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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.