Finding the Fourth Proportional to 2,556,965.24, 3,836,072.12 and 851,105.24
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Solution
The fourth proportional to 2,556,965.24, 3,836,072.12 and 851,105.24 is: 1,276,865.65
Step by Step Solution
- Step 1: Write the proportion equation
2,556,965.24 : 3,836,072.12 = 851,105.24 : x - Step 2: Convert to fraction form
2,556,965.24/3,836,072.12 = 851,105.24/x - Step 3: Cross multiply
2,556,965.24x = 3,836,072.12 × 851,105.24 - Step 4: Simplify right side
2,556,965.24x = 3,264,901,082,349.91 - Step 5: Solve for x
x = 3,264,901,082,349.91/2,556,965.24 - Step 6: Final answer
x = 1,276,865.65
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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.