Finding the Fourth Proportional to 2,436,278.70, 3,661,042.68 and 1,299,843.78
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Solution
The fourth proportional to 2,436,278.70, 3,661,042.68 and 1,299,843.78 is: 1,953,300.15
Step by Step Solution
- Step 1: Write the proportion equation
2,436,278.70 : 3,661,042.68 = 1,299,843.78 : x - Step 2: Convert to fraction form
2,436,278.70/3,661,042.68 = 1,299,843.78/x - Step 3: Cross multiply
2,436,278.70x = 3,661,042.68 × 1,299,843.78 - Step 4: Simplify right side
2,436,278.70x = 4,758,783,555,912.53 - Step 5: Solve for x
x = 4,758,783,555,912.53/2,436,278.70 - Step 6: Final answer
x = 1,953,300.15
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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.