Finding the Fourth Proportional to 4,207,634.43, 6,320,422.62 and 3,961,631.94
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Solution
The fourth proportional to 4,207,634.43, 6,320,422.62 and 3,961,631.94 is: 5,950,894.39
Step by Step Solution
- Step 1: Write the proportion equation
4,207,634.43 : 6,320,422.62 = 3,961,631.94 : x - Step 2: Convert to fraction form
4,207,634.43/6,320,422.62 = 3,961,631.94/x - Step 3: Cross multiply
4,207,634.43x = 6,320,422.62 × 3,961,631.94 - Step 4: Simplify right side
4,207,634.43x = 25,039,188,125,690.48 - Step 5: Solve for x
x = 25,039,188,125,690.48/4,207,634.43 - Step 6: Final answer
x = 5,950,894.39
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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.