Finding the Fourth Proportional to 3,852,794.56, 5,316,942.37 and 2,198,908.48
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Solution
The fourth proportional to 3,852,794.56, 5,316,942.37 and 2,198,908.48 is: 3,034,542.71
Step by Step Solution
- Step 1: Write the proportion equation
3,852,794.56 : 5,316,942.37 = 2,198,908.48 : x - Step 2: Convert to fraction form
3,852,794.56/5,316,942.37 = 2,198,908.48/x - Step 3: Cross multiply
3,852,794.56x = 5,316,942.37 × 2,198,908.48 - Step 4: Simplify right side
3,852,794.56x = 11,691,469,642,377.13 - Step 5: Solve for x
x = 11,691,469,642,377.13/3,852,794.56 - Step 6: Final answer
x = 3,034,542.71
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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.