Finding the Fourth Proportional to 3,860,674.73, 5,325,517.62 and 2,407,847.88
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Solution
The fourth proportional to 3,860,674.73, 5,325,517.62 and 2,407,847.88 is: 3,321,449.55
Step by Step Solution
- Step 1: Write the proportion equation
3,860,674.73 : 5,325,517.62 = 2,407,847.88 : x - Step 2: Convert to fraction form
3,860,674.73/5,325,517.62 = 2,407,847.88/x - Step 3: Cross multiply
3,860,674.73x = 5,325,517.62 × 2,407,847.88 - Step 4: Simplify right side
3,860,674.73x = 12,823,036,311,219.64 - Step 5: Solve for x
x = 12,823,036,311,219.64/3,860,674.73 - Step 6: Final answer
x = 3,321,449.55
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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.