Finding the Fourth Proportional to 5,436,100.24, 8,154,199.60 and 1,649,583.12
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Solution
The fourth proportional to 5,436,100.24, 8,154,199.60 and 1,649,583.12 is: 2,474,389.62
Step by Step Solution
- Step 1: Write the proportion equation
5,436,100.24 : 8,154,199.60 = 1,649,583.12 : x - Step 2: Convert to fraction form
5,436,100.24/8,154,199.60 = 1,649,583.12/x - Step 3: Cross multiply
5,436,100.24x = 8,154,199.60 × 1,649,583.12 - Step 4: Simplify right side
5,436,100.24x = 13,451,030,017,270.75 - Step 5: Solve for x
x = 13,451,030,017,270.75/5,436,100.24 - Step 6: Final answer
x = 2,474,389.62
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1.5x scale
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.