Finding the Fourth Proportional to 3,673,338.80, 5,508,566.40 and 1,397,654.60
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Solution
The fourth proportional to 3,673,338.80, 5,508,566.40 and 1,397,654.60 is: 2,095,933.32
Step by Step Solution
- Step 1: Write the proportion equation
3,673,338.80 : 5,508,566.40 = 1,397,654.60 : x - Step 2: Convert to fraction form
3,673,338.80/5,508,566.40 = 1,397,654.60/x - Step 3: Cross multiply
3,673,338.80x = 5,508,566.40 × 1,397,654.60 - Step 4: Simplify right side
3,673,338.80x = 7,699,073,168,365.44 - Step 5: Solve for x
x = 7,699,073,168,365.44/3,673,338.80 - Step 6: Final answer
x = 2,095,933.32
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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.