Finding the Fourth Proportional to 4,591,436.24, 6,334,470.60 and 2,871,903.44
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Solution
The fourth proportional to 4,591,436.24, 6,334,470.60 and 2,871,903.44 is: 3,962,156.27
Step by Step Solution
- Step 1: Write the proportion equation
4,591,436.24 : 6,334,470.60 = 2,871,903.44 : x - Step 2: Convert to fraction form
4,591,436.24/6,334,470.60 = 2,871,903.44/x - Step 3: Cross multiply
4,591,436.24x = 6,334,470.60 × 2,871,903.44 - Step 4: Simplify right side
4,591,436.24x = 18,191,987,906,718.86 - Step 5: Solve for x
x = 18,191,987,906,718.86/4,591,436.24 - Step 6: Final answer
x = 3,962,156.27
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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.