Finding the Fourth Proportional to 3,776,316.96, 5,211,377.16 and 2,057,436.96
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Solution
The fourth proportional to 3,776,316.96, 5,211,377.16 and 2,057,436.96 is: 2,839,295.56
Step by Step Solution
- Step 1: Write the proportion equation
3,776,316.96 : 5,211,377.16 = 2,057,436.96 : x - Step 2: Convert to fraction form
3,776,316.96/5,211,377.16 = 2,057,436.96/x - Step 3: Cross multiply
3,776,316.96x = 5,211,377.16 × 2,057,436.96 - Step 4: Simplify right side
3,776,316.96x = 10,722,079,981,483.83 - Step 5: Solve for x
x = 10,722,079,981,483.83/3,776,316.96 - Step 6: Final answer
x = 2,839,295.56
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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.