Finding the Fourth Proportional to 2,857,861.98, 4,286,744.37 and 1,341,192.06
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Solution
The fourth proportional to 2,857,861.98, 4,286,744.37 and 1,341,192.06 is: 2,011,765.28
Step by Step Solution
- Step 1: Write the proportion equation
2,857,861.98 : 4,286,744.37 = 1,341,192.06 : x - Step 2: Convert to fraction form
2,857,861.98/4,286,744.37 = 1,341,192.06/x - Step 3: Cross multiply
2,857,861.98x = 4,286,744.37 × 1,341,192.06 - Step 4: Simplify right side
2,857,861.98x = 5,749,347,512,293.70 - Step 5: Solve for x
x = 5,749,347,512,293.70/2,857,861.98 - Step 6: Final answer
x = 2,011,765.28
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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.