Finding the Fourth Proportional to 5,972,586.87, 8,242,869.62 and 3,394,655.16
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Solution
The fourth proportional to 5,972,586.87, 8,242,869.62 and 3,394,655.16 is: 4,685,021.83
Step by Step Solution
- Step 1: Write the proportion equation
5,972,586.87 : 8,242,869.62 = 3,394,655.16 : x - Step 2: Convert to fraction form
5,972,586.87/8,242,869.62 = 3,394,655.16/x - Step 3: Cross multiply
5,972,586.87x = 8,242,869.62 × 3,394,655.16 - Step 4: Simplify right side
5,972,586.87x = 27,981,699,888,740.24 - Step 5: Solve for x
x = 27,981,699,888,740.24/5,972,586.87 - Step 6: Final answer
x = 4,685,021.83
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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.