Finding the Fourth Proportional to 5,362,092.36, 7,399,756.62 and 2,914,738.92
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Solution
The fourth proportional to 5,362,092.36, 7,399,756.62 and 2,914,738.92 is: 4,022,377.31
Step by Step Solution
- Step 1: Write the proportion equation
5,362,092.36 : 7,399,756.62 = 2,914,738.92 : x - Step 2: Convert to fraction form
5,362,092.36/7,399,756.62 = 2,914,738.92/x - Step 3: Cross multiply
5,362,092.36x = 7,399,756.62 × 2,914,738.92 - Step 4: Simplify right side
5,362,092.36x = 21,568,358,618,841.65 - Step 5: Solve for x
x = 21,568,358,618,841.65/5,362,092.36 - Step 6: Final answer
x = 4,022,377.31
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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.