Finding the Fourth Proportional to 1,331,515.14, 1,994,102.36 and 850,252.24
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Solution
The fourth proportional to 1,331,515.14, 1,994,102.36 and 850,252.24 is: 1,273,353.90
Step by Step Solution
- Step 1: Write the proportion equation
1,331,515.14 : 1,994,102.36 = 850,252.24 : x - Step 2: Convert to fraction form
1,331,515.14/1,994,102.36 = 850,252.24/x - Step 3: Cross multiply
1,331,515.14x = 1,994,102.36 × 850,252.24 - Step 4: Simplify right side
1,331,515.14x = 1,695,489,998,379.29 - Step 5: Solve for x
x = 1,695,489,998,379.29/1,331,515.14 - Step 6: Final answer
x = 1,273,353.90
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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.