Finding the Fourth Proportional to 3,441,253.92, 4,747,586.37 and 1,970,376.44
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Solution
The fourth proportional to 3,441,253.92, 4,747,586.37 and 1,970,376.44 is: 2,718,349.92
Step by Step Solution
- Step 1: Write the proportion equation
3,441,253.92 : 4,747,586.37 = 1,970,376.44 : x - Step 2: Convert to fraction form
3,441,253.92/4,747,586.37 = 1,970,376.44/x - Step 3: Cross multiply
3,441,253.92x = 4,747,586.37 × 1,970,376.44 - Step 4: Simplify right side
3,441,253.92x = 9,354,532,306,575.19 - Step 5: Solve for x
x = 9,354,532,306,575.19/3,441,253.92 - Step 6: Final answer
x = 2,718,349.92
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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.