Finding the Fourth Proportional to 3,944,651.44, 5,912,492.42 and 1,668,755.36
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Solution
The fourth proportional to 3,944,651.44, 5,912,492.42 and 1,668,755.36 is: 2,501,235.80
Step by Step Solution
- Step 1: Write the proportion equation
3,944,651.44 : 5,912,492.42 = 1,668,755.36 : x - Step 2: Convert to fraction form
3,944,651.44/5,912,492.42 = 1,668,755.36/x - Step 3: Cross multiply
3,944,651.44x = 5,912,492.42 × 1,668,755.36 - Step 4: Simplify right side
3,944,651.44x = 9,866,503,416,834.37 - Step 5: Solve for x
x = 9,866,503,416,834.37/3,944,651.44 - Step 6: Final answer
x = 2,501,235.80
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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.