Finding the Fourth Proportional to 4,277,672.40, 6,411,324.60 and 2,477,096.40
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Solution
The fourth proportional to 4,277,672.40, 6,411,324.60 and 2,477,096.40 is: 3,712,642.67
Step by Step Solution
- Step 1: Write the proportion equation
4,277,672.40 : 6,411,324.60 = 2,477,096.40 : x - Step 2: Convert to fraction form
4,277,672.40/6,411,324.60 = 2,477,096.40/x - Step 3: Cross multiply
4,277,672.40x = 6,411,324.60 × 2,477,096.40 - Step 4: Simplify right side
4,277,672.40x = 15,881,469,085,891.44 - Step 5: Solve for x
x = 15,881,469,085,891.44/4,277,672.40 - Step 6: Final answer
x = 3,712,642.67
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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.