Finding the Fourth Proportional to 2,771,512.25, 4,131,649.67 and 2,727,834.44
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Solution
The fourth proportional to 2,771,512.25, 4,131,649.67 and 2,727,834.44 is: 4,066,536.69
Step by Step Solution
- Step 1: Write the proportion equation
2,771,512.25 : 4,131,649.67 = 2,727,834.44 : x - Step 2: Convert to fraction form
2,771,512.25/4,131,649.67 = 2,727,834.44/x - Step 3: Cross multiply
2,771,512.25x = 4,131,649.67 × 2,727,834.44 - Step 4: Simplify right side
2,771,512.25x = 11,270,456,263,840.63 - Step 5: Solve for x
x = 11,270,456,263,840.63/2,771,512.25 - Step 6: Final answer
x = 4,066,536.69
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.