Finding the Fourth Proportional to 4,156,824.40, 6,232,126.20 and 2,265,701.20
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Solution
The fourth proportional to 4,156,824.40, 6,232,126.20 and 2,265,701.20 is: 3,396,856.46
Step by Step Solution
- Step 1: Write the proportion equation
4,156,824.40 : 6,232,126.20 = 2,265,701.20 : x - Step 2: Convert to fraction form
4,156,824.40/6,232,126.20 = 2,265,701.20/x - Step 3: Cross multiply
4,156,824.40x = 6,232,126.20 × 2,265,701.20 - Step 4: Simplify right side
4,156,824.40x = 14,120,135,809,891.44 - Step 5: Solve for x
x = 14,120,135,809,891.44/4,156,824.40 - Step 6: Final answer
x = 3,396,856.46
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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.