Finding the Fourth Proportional to 2,647,434.52, 3,963,121.84 and 2,394,821.44
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Solution
The fourth proportional to 2,647,434.52, 3,963,121.84 and 2,394,821.44 is: 3,584,968.42
Step by Step Solution
- Step 1: Write the proportion equation
2,647,434.52 : 3,963,121.84 = 2,394,821.44 : x - Step 2: Convert to fraction form
2,647,434.52/3,963,121.84 = 2,394,821.44/x - Step 3: Cross multiply
2,647,434.52x = 3,963,121.84 × 2,394,821.44 - Step 4: Simplify right side
2,647,434.52x = 9,490,969,151,764.25 - Step 5: Solve for x
x = 9,490,969,151,764.25/2,647,434.52 - Step 6: Final answer
x = 3,584,968.42
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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.