Finding the Fourth Proportional to 2,621,120.34, 3,931,682.13 and 727,861.98
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Solution
The fourth proportional to 2,621,120.34, 3,931,682.13 and 727,861.98 is: 1,091,793.42
Step by Step Solution
- Step 1: Write the proportion equation
2,621,120.34 : 3,931,682.13 = 727,861.98 : x - Step 2: Convert to fraction form
2,621,120.34/3,931,682.13 = 727,861.98/x - Step 3: Cross multiply
2,621,120.34x = 3,931,682.13 × 727,861.98 - Step 4: Simplify right side
2,621,120.34x = 2,861,721,939,872.42 - Step 5: Solve for x
x = 2,861,721,939,872.42/2,621,120.34 - Step 6: Final answer
x = 1,091,793.42
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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.