Finding the Fourth Proportional to 4,380,120.44, 6,581,844.68 and 2,359,915.64
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Solution
The fourth proportional to 4,380,120.44, 6,581,844.68 and 2,359,915.64 is: 3,546,157.79
Step by Step Solution
- Step 1: Write the proportion equation
4,380,120.44 : 6,581,844.68 = 2,359,915.64 : x - Step 2: Convert to fraction form
4,380,120.44/6,581,844.68 = 2,359,915.64/x - Step 3: Cross multiply
4,380,120.44x = 6,581,844.68 × 2,359,915.64 - Step 4: Simplify right side
4,380,120.44x = 15,532,598,200,382.79 - Step 5: Solve for x
x = 15,532,598,200,382.79/4,380,120.44 - Step 6: Final answer
x = 3,546,157.79
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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.