Finding the Fourth Proportional to 3,738,771.88, 5,605,915.68 and 1,714,480.12
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Solution
The fourth proportional to 3,738,771.88, 5,605,915.68 and 1,714,480.12 is: 2,570,692.01
Step by Step Solution
- Step 1: Write the proportion equation
3,738,771.88 : 5,605,915.68 = 1,714,480.12 : x - Step 2: Convert to fraction form
3,738,771.88/5,605,915.68 = 1,714,480.12/x - Step 3: Cross multiply
3,738,771.88x = 5,605,915.68 × 1,714,480.12 - Step 4: Simplify right side
3,738,771.88x = 9,611,230,987,756.28 - Step 5: Solve for x
x = 9,611,230,987,756.28/3,738,771.88 - Step 6: Final answer
x = 2,570,692.01
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.