Finding the Fourth Proportional to 4,179,438.81, 5,762,286.26 and 2,706,745.13
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Solution
The fourth proportional to 4,179,438.81, 5,762,286.26 and 2,706,745.13 is: 3,731,850.37
Step by Step Solution
- Step 1: Write the proportion equation
4,179,438.81 : 5,762,286.26 = 2,706,745.13 : x - Step 2: Convert to fraction form
4,179,438.81/5,762,286.26 = 2,706,745.13/x - Step 3: Cross multiply
4,179,438.81x = 5,762,286.26 × 2,706,745.13 - Step 4: Simplify right side
4,179,438.81x = 15,597,040,285,153.78 - Step 5: Solve for x
x = 15,597,040,285,153.78/4,179,438.81 - Step 6: Final answer
x = 3,731,850.37
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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.