Finding the Fourth Proportional to 5,396,416.52, 7,446,762.42 and 2,981,813
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Solution
The fourth proportional to 5,396,416.52, 7,446,762.42 and 2,981,813 is: 4,114,740.39
Step by Step Solution
- Step 1: Write the proportion equation
5,396,416.52 : 7,446,762.42 = 2,981,813 : x - Step 2: Convert to fraction form
5,396,416.52/7,446,762.42 = 2,981,813/x - Step 3: Cross multiply
5,396,416.52x = 7,446,762.42 × 2,981,813 - Step 4: Simplify right side
5,396,416.52x = 22,204,852,991,867.46 - Step 5: Solve for x
x = 22,204,852,991,867.46/5,396,416.52 - Step 6: Final answer
x = 4,114,740.39
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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.