Finding the Fourth Proportional to 3,844,190.36, 5,305,093.44 and 2,125,421.84
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Solution
The fourth proportional to 3,844,190.36, 5,305,093.44 and 2,125,421.84 is: 2,933,143.37
Step by Step Solution
- Step 1: Write the proportion equation
3,844,190.36 : 5,305,093.44 = 2,125,421.84 : x - Step 2: Convert to fraction form
3,844,190.36/5,305,093.44 = 2,125,421.84/x - Step 3: Cross multiply
3,844,190.36x = 5,305,093.44 × 2,125,421.84 - Step 4: Simplify right side
3,844,190.36x = 11,275,561,460,616.73 - Step 5: Solve for x
x = 11,275,561,460,616.73/3,844,190.36 - Step 6: Final answer
x = 2,933,143.37
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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.