Finding the Fourth Proportional to 1,581,741.44, 2,182,799.85 and 856,586.92
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Solution
The fourth proportional to 1,581,741.44, 2,182,799.85 and 856,586.92 is: 1,182,088.14
Step by Step Solution
- Step 1: Write the proportion equation
1,581,741.44 : 2,182,799.85 = 856,586.92 : x - Step 2: Convert to fraction form
1,581,741.44/2,182,799.85 = 856,586.92/x - Step 3: Cross multiply
1,581,741.44x = 2,182,799.85 × 856,586.92 - Step 4: Simplify right side
1,581,741.44x = 1,869,757,800,487.96 - Step 5: Solve for x
x = 1,869,757,800,487.96/1,581,741.44 - Step 6: Final answer
x = 1,182,088.14
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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.