Finding the Fourth Proportional to 5,522,059.59, 7,620,351.26 and 3,230,608.47
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Solution
The fourth proportional to 5,522,059.59, 7,620,351.26 and 3,230,608.47 is: 4,458,186.46
Step by Step Solution
- Step 1: Write the proportion equation
5,522,059.59 : 7,620,351.26 = 3,230,608.47 : x - Step 2: Convert to fraction form
5,522,059.59/7,620,351.26 = 3,230,608.47/x - Step 3: Cross multiply
5,522,059.59x = 7,620,351.26 × 3,230,608.47 - Step 4: Simplify right side
5,522,059.59x = 24,618,371,308,778.13 - Step 5: Solve for x
x = 24,618,371,308,778.13/5,522,059.59 - Step 6: Final answer
x = 4,458,186.46
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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.