Finding the Fourth Proportional to 4,236,348.80, 6,347,524.80 and 3,606,492.80
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Solution
The fourth proportional to 4,236,348.80, 6,347,524.80 and 3,606,492.80 is: 5,403,781.31
Step by Step Solution
- Step 1: Write the proportion equation
4,236,348.80 : 6,347,524.80 = 3,606,492.80 : x - Step 2: Convert to fraction form
4,236,348.80/6,347,524.80 = 3,606,492.80/x - Step 3: Cross multiply
4,236,348.80x = 6,347,524.80 × 3,606,492.80 - Step 4: Simplify right side
4,236,348.80x = 22,892,302,489,021.44 - Step 5: Solve for x
x = 22,892,302,489,021.44/4,236,348.80 - Step 6: Final answer
x = 5,403,781.31
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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.