Finding the Fourth Proportional to 3,081,372.04, 4,252,278.90 and 1,723,250.44
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Solution
The fourth proportional to 3,081,372.04, 4,252,278.90 and 1,723,250.44 is: 2,378,077.49
Step by Step Solution
- Step 1: Write the proportion equation
3,081,372.04 : 4,252,278.90 = 1,723,250.44 : x - Step 2: Convert to fraction form
3,081,372.04/4,252,278.90 = 1,723,250.44/x - Step 3: Cross multiply
3,081,372.04x = 4,252,278.90 × 1,723,250.44 - Step 4: Simplify right side
3,081,372.04x = 7,327,741,485,427.72 - Step 5: Solve for x
x = 7,327,741,485,427.72/3,081,372.04 - Step 6: Final answer
x = 2,378,077.49
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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.