Finding the Fourth Proportional to 2,277,768.96, 3,143,047.68 and 1,259,034.24
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Solution
The fourth proportional to 2,277,768.96, 3,143,047.68 and 1,259,034.24 is: 1,737,316.08
Step by Step Solution
- Step 1: Write the proportion equation
2,277,768.96 : 3,143,047.68 = 1,259,034.24 : x - Step 2: Convert to fraction form
2,277,768.96/3,143,047.68 = 1,259,034.24/x - Step 3: Cross multiply
2,277,768.96x = 3,143,047.68 × 1,259,034.24 - Step 4: Simplify right side
2,277,768.96x = 3,957,204,647,072.56 - Step 5: Solve for x
x = 3,957,204,647,072.56/2,277,768.96 - Step 6: Final answer
x = 1,737,316.08
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1.5x scale
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.