Finding the Fourth Proportional to 5,940,938.38, 8,198,282.80 and 3,362,563.79
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Solution
The fourth proportional to 5,940,938.38, 8,198,282.80 and 3,362,563.79 is: 4,640,217.95
Step by Step Solution
- Step 1: Write the proportion equation
5,940,938.38 : 8,198,282.80 = 3,362,563.79 : x - Step 2: Convert to fraction form
5,940,938.38/8,198,282.80 = 3,362,563.79/x - Step 3: Cross multiply
5,940,938.38x = 8,198,282.80 × 3,362,563.79 - Step 4: Simplify right side
5,940,938.38x = 27,567,248,883,459.81 - Step 5: Solve for x
x = 27,567,248,883,459.81/5,940,938.38 - Step 6: Final answer
x = 4,640,217.95
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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.