Finding the Fourth Proportional to 2,327,163.56, 3,211,778.16 and 1,308,561
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Solution
The fourth proportional to 2,327,163.56, 3,211,778.16 and 1,308,561 is: 1,805,978.62
Step by Step Solution
- Step 1: Write the proportion equation
2,327,163.56 : 3,211,778.16 = 1,308,561 : x - Step 2: Convert to fraction form
2,327,163.56/3,211,778.16 = 1,308,561/x - Step 3: Cross multiply
2,327,163.56x = 3,211,778.16 × 1,308,561 - Step 4: Simplify right side
2,327,163.56x = 4,202,807,640,827.76 - Step 5: Solve for x
x = 4,202,807,640,827.76/2,327,163.56 - Step 6: Final answer
x = 1,805,978.62
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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.