Finding the Fourth Proportional to 4,591,447.24, 6,334,485.78 and 2,871,914.44
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Solution
The fourth proportional to 4,591,447.24, 6,334,485.78 and 2,871,914.44 is: 3,962,171.45
Step by Step Solution
- Step 1: Write the proportion equation
4,591,447.24 : 6,334,485.78 = 2,871,914.44 : x - Step 2: Convert to fraction form
4,591,447.24/6,334,485.78 = 2,871,914.44/x - Step 3: Cross multiply
4,591,447.24x = 6,334,485.78 × 2,871,914.44 - Step 4: Simplify right side
4,591,447.24x = 18,192,101,181,556.66 - Step 5: Solve for x
x = 18,192,101,181,556.66/4,591,447.24 - Step 6: Final answer
x = 3,962,171.45
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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.