Finding the Fourth Proportional to 3,372,620.88, 5,058,997.20 and 1,241,608.08
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Solution
The fourth proportional to 3,372,620.88, 5,058,997.20 and 1,241,608.08 is: 1,862,436.37
Step by Step Solution
- Step 1: Write the proportion equation
3,372,620.88 : 5,058,997.20 = 1,241,608.08 : x - Step 2: Convert to fraction form
3,372,620.88/5,058,997.20 = 1,241,608.08/x - Step 3: Cross multiply
3,372,620.88x = 5,058,997.20 × 1,241,608.08 - Step 4: Simplify right side
3,372,620.88x = 6,281,291,800,217.38 - Step 5: Solve for x
x = 6,281,291,800,217.38/3,372,620.88 - Step 6: Final answer
x = 1,862,436.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.