Finding the Fourth Proportional to 4,162,845.12, 5,744,838.24 and 2,351,970.24
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Solution
The fourth proportional to 4,162,845.12, 5,744,838.24 and 2,351,970.24 is: 3,245,782.20
Step by Step Solution
- Step 1: Write the proportion equation
4,162,845.12 : 5,744,838.24 = 2,351,970.24 : x - Step 2: Convert to fraction form
4,162,845.12/5,744,838.24 = 2,351,970.24/x - Step 3: Cross multiply
4,162,845.12x = 5,744,838.24 × 2,351,970.24 - Step 4: Simplify right side
4,162,845.12x = 13,511,688,574,093.98 - Step 5: Solve for x
x = 13,511,688,574,093.98/4,162,845.12 - Step 6: Final answer
x = 3,245,782.20
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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.