Finding the Fourth Proportional to 1,129,738.29, 1,694,621.21 and 331,035.99
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Solution
The fourth proportional to 1,129,738.29, 1,694,621.21 and 331,035.99 is: 496,558.02
Step by Step Solution
- Step 1: Write the proportion equation
1,129,738.29 : 1,694,621.21 = 331,035.99 : x - Step 2: Convert to fraction form
1,129,738.29/1,694,621.21 = 331,035.99/x - Step 3: Cross multiply
1,129,738.29x = 1,694,621.21 × 331,035.99 - Step 4: Simplify right side
1,129,738.29x = 560,980,608,272.17 - Step 5: Solve for x
x = 560,980,608,272.17/1,129,738.29 - Step 6: Final answer
x = 496,558.02
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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.