Finding the Fourth Proportional to 5,057,458.26, 6,979,289.36 and 2,765,618.96
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Solution
The fourth proportional to 5,057,458.26, 6,979,289.36 and 2,765,618.96 is: 3,816,552.50
Step by Step Solution
- Step 1: Write the proportion equation
5,057,458.26 : 6,979,289.36 = 2,765,618.96 : x - Step 2: Convert to fraction form
5,057,458.26/6,979,289.36 = 2,765,618.96/x - Step 3: Cross multiply
5,057,458.26x = 6,979,289.36 × 2,765,618.96 - Step 4: Simplify right side
5,057,458.26x = 19,302,054,981,342.27 - Step 5: Solve for x
x = 19,302,054,981,342.27/5,057,458.26 - Step 6: Final answer
x = 3,816,552.50
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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.