Finding the Fourth Proportional to 3,766,471.11, 5,198,136.66 and 2,134,703.34
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Solution
The fourth proportional to 3,766,471.11, 5,198,136.66 and 2,134,703.34 is: 2,946,121.02
Step by Step Solution
- Step 1: Write the proportion equation
3,766,471.11 : 5,198,136.66 = 2,134,703.34 : x - Step 2: Convert to fraction form
3,766,471.11/5,198,136.66 = 2,134,703.34/x - Step 3: Cross multiply
3,766,471.11x = 5,198,136.66 × 2,134,703.34 - Step 4: Simplify right side
3,766,471.11x = 11,096,479,689,878.44 - Step 5: Solve for x
x = 11,096,479,689,878.44/3,766,471.11 - Step 6: Final answer
x = 2,946,121.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.