Finding the Fourth Proportional to 2,305,751.88, 3,158,865.35 and 2,219,527.62
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Solution
The fourth proportional to 2,305,751.88, 3,158,865.35 and 2,219,527.62 is: 3,040,738.66
Step by Step Solution
- Step 1: Write the proportion equation
2,305,751.88 : 3,158,865.35 = 2,219,527.62 : x - Step 2: Convert to fraction form
2,305,751.88/3,158,865.35 = 2,219,527.62/x - Step 3: Cross multiply
2,305,751.88x = 3,158,865.35 × 2,219,527.62 - Step 4: Simplify right side
2,305,751.88x = 7,011,188,892,185.97 - Step 5: Solve for x
x = 7,011,188,892,185.97/2,305,751.88 - Step 6: Final answer
x = 3,040,738.66
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.