Finding the Fourth Proportional to 1,618,020.05, 2,232,771.42 and 892,935.99
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Solution
The fourth proportional to 1,618,020.05, 2,232,771.42 and 892,935.99 is: 1,232,198.55
Step by Step Solution
- Step 1: Write the proportion equation
1,618,020.05 : 2,232,771.42 = 892,935.99 : x - Step 2: Convert to fraction form
1,618,020.05/2,232,771.42 = 892,935.99/x - Step 3: Cross multiply
1,618,020.05x = 2,232,771.42 × 892,935.99 - Step 4: Simplify right side
1,618,020.05x = 1,993,721,958,361.41 - Step 5: Solve for x
x = 1,993,721,958,361.41/1,618,020.05 - Step 6: Final answer
x = 1,232,198.55
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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.