Finding the Fourth Proportional to 4,222,365.87, 5,827,487.49 and 2,673,768.94
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Solution
The fourth proportional to 4,222,365.87, 5,827,487.49 and 2,673,768.94 is: 3,690,195.39
Step by Step Solution
- Step 1: Write the proportion equation
4,222,365.87 : 5,827,487.49 = 2,673,768.94 : x - Step 2: Convert to fraction form
4,222,365.87/5,827,487.49 = 2,673,768.94/x - Step 3: Cross multiply
4,222,365.87x = 5,827,487.49 × 2,673,768.94 - Step 4: Simplify right side
4,222,365.87x = 15,581,355,067,211.46 - Step 5: Solve for x
x = 15,581,355,067,211.46/4,222,365.87 - Step 6: Final answer
x = 3,690,195.39
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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.