Finding the Fourth Proportional to 4,086,375.30, 5,639,197.88 and 2,368,492.26
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Solution
The fourth proportional to 4,086,375.30, 5,639,197.88 and 2,368,492.26 is: 3,268,519.30
Step by Step Solution
- Step 1: Write the proportion equation
4,086,375.30 : 5,639,197.88 = 2,368,492.26 : x - Step 2: Convert to fraction form
4,086,375.30/5,639,197.88 = 2,368,492.26/x - Step 3: Cross multiply
4,086,375.30x = 5,639,197.88 × 2,368,492.26 - Step 4: Simplify right side
4,086,375.30x = 13,356,396,531,388.41 - Step 5: Solve for x
x = 13,356,396,531,388.41/4,086,375.30 - Step 6: Final answer
x = 3,268,519.30
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.