Finding the Fourth Proportional to 2,447,231.86, 3,375,819.48 and 2,274,037.12
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Solution
The fourth proportional to 2,447,231.86, 3,375,819.48 and 2,274,037.12 is: 3,136,907.02
Step by Step Solution
- Step 1: Write the proportion equation
2,447,231.86 : 3,375,819.48 = 2,274,037.12 : x - Step 2: Convert to fraction form
2,447,231.86/3,375,819.48 = 2,274,037.12/x - Step 3: Cross multiply
2,447,231.86x = 3,375,819.48 × 2,274,037.12 - Step 4: Simplify right side
2,447,231.86x = 7,676,738,807,939.10 - Step 5: Solve for x
x = 7,676,738,807,939.10/2,447,231.86 - Step 6: Final answer
x = 3,136,907.02
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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.