Finding the Fourth Proportional to 4,591,448.24, 6,334,487.16 and 2,871,915.44
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Solution
The fourth proportional to 4,591,448.24, 6,334,487.16 and 2,871,915.44 is: 3,962,172.83
Step by Step Solution
- Step 1: Write the proportion equation
4,591,448.24 : 6,334,487.16 = 2,871,915.44 : x - Step 2: Convert to fraction form
4,591,448.24/6,334,487.16 = 2,871,915.44/x - Step 3: Cross multiply
4,591,448.24x = 6,334,487.16 × 2,871,915.44 - Step 4: Simplify right side
4,591,448.24x = 18,192,111,479,285.75 - Step 5: Solve for x
x = 18,192,111,479,285.75/4,591,448.24 - Step 6: Final answer
x = 3,962,172.83
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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.