Finding the Fourth Proportional to 2,179,593.24, 3,007,791.54 and 1,261,861.08
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Solution
The fourth proportional to 2,179,593.24, 3,007,791.54 and 1,261,861.08 is: 1,741,341.00
Step by Step Solution
- Step 1: Write the proportion equation
2,179,593.24 : 3,007,791.54 = 1,261,861.08 : x - Step 2: Convert to fraction form
2,179,593.24/3,007,791.54 = 1,261,861.08/x - Step 3: Cross multiply
2,179,593.24x = 3,007,791.54 × 1,261,861.08 - Step 4: Simplify right side
2,179,593.24x = 3,795,415,081,079.26 - Step 5: Solve for x
x = 3,795,415,081,079.26/2,179,593.24 - Step 6: Final answer
x = 1,741,341.00
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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.