Finding the Fourth Proportional to 876,027.70, 1,311,583.95 and 851,451.70
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Solution
The fourth proportional to 876,027.70, 1,311,583.95 and 851,451.70 is: 1,274,788.90
Step by Step Solution
- Step 1: Write the proportion equation
876,027.70 : 1,311,583.95 = 851,451.70 : x - Step 2: Convert to fraction form
876,027.70/1,311,583.95 = 851,451.70/x - Step 3: Cross multiply
876,027.70x = 1,311,583.95 × 851,451.70 - Step 4: Simplify right side
876,027.70x = 1,116,750,383,920.21 - Step 5: Solve for x
x = 1,116,750,383,920.21/876,027.70 - Step 6: Final answer
x = 1,274,788.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.