Finding the Fourth Proportional to 3,906,855.02, 5,860,503.97 and 1,211,563.42
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Solution
The fourth proportional to 3,906,855.02, 5,860,503.97 and 1,211,563.42 is: 1,817,413.80
Step by Step Solution
- Step 1: Write the proportion equation
3,906,855.02 : 5,860,503.97 = 1,211,563.42 : x - Step 2: Convert to fraction form
3,906,855.02/5,860,503.97 = 1,211,563.42/x - Step 3: Cross multiply
3,906,855.02x = 5,860,503.97 × 1,211,563.42 - Step 4: Simplify right side
3,906,855.02x = 7,100,372,215,136.61 - Step 5: Solve for x
x = 7,100,372,215,136.61/3,906,855.02 - Step 6: Final answer
x = 1,817,413.80
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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.