Finding the Fourth Proportional to 5,532,819.24, 8,299,244.22 and 2,122,151.28
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Solution
The fourth proportional to 5,532,819.24, 8,299,244.22 and 2,122,151.28 is: 3,183,232.81
Step by Step Solution
- Step 1: Write the proportion equation
5,532,819.24 : 8,299,244.22 = 2,122,151.28 : x - Step 2: Convert to fraction form
5,532,819.24/8,299,244.22 = 2,122,151.28/x - Step 3: Cross multiply
5,532,819.24x = 8,299,244.22 × 2,122,151.28 - Step 4: Simplify right side
5,532,819.24x = 17,612,251,744,505.60 - Step 5: Solve for x
x = 17,612,251,744,505.60/5,532,819.24 - Step 6: Final answer
x = 3,183,232.81
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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.