Finding the Fourth Proportional to 3,458,266.40, 5,190,471.60 and 2,036,544.80
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Solution
The fourth proportional to 3,458,266.40, 5,190,471.60 and 2,036,544.80 is: 3,056,626.28
Step by Step Solution
- Step 1: Write the proportion equation
3,458,266.40 : 5,190,471.60 = 2,036,544.80 : x - Step 2: Convert to fraction form
3,458,266.40/5,190,471.60 = 2,036,544.80/x - Step 3: Cross multiply
3,458,266.40x = 5,190,471.60 × 2,036,544.80 - Step 4: Simplify right side
3,458,266.40x = 10,570,627,946,527.68 - Step 5: Solve for x
x = 10,570,627,946,527.68/3,458,266.40 - Step 6: Final answer
x = 3,056,626.28
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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.