Finding the Fourth Proportional to 2,459,414.88, 3,394,288.67 and 1,440,819.63
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Solution
The fourth proportional to 2,459,414.88, 3,394,288.67 and 1,440,819.63 is: 1,988,504.57
Step by Step Solution
- Step 1: Write the proportion equation
2,459,414.88 : 3,394,288.67 = 1,440,819.63 : x - Step 2: Convert to fraction form
2,459,414.88/3,394,288.67 = 1,440,819.63/x - Step 3: Cross multiply
2,459,414.88x = 3,394,288.67 × 1,440,819.63 - Step 4: Simplify right side
2,459,414.88x = 4,890,557,738,418.49 - Step 5: Solve for x
x = 4,890,557,738,418.49/2,459,414.88 - Step 6: Final answer
x = 1,988,504.57
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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.