Finding the Fourth Proportional to 3,770,963.25, 5,204,489.75 and 2,221,729.62
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Solution
The fourth proportional to 3,770,963.25, 5,204,489.75 and 2,221,729.62 is: 3,066,317.08
Step by Step Solution
- Step 1: Write the proportion equation
3,770,963.25 : 5,204,489.75 = 2,221,729.62 : x - Step 2: Convert to fraction form
3,770,963.25/5,204,489.75 = 2,221,729.62/x - Step 3: Cross multiply
3,770,963.25x = 5,204,489.75 × 2,221,729.62 - Step 4: Simplify right side
3,770,963.25x = 11,562,969,034,561.40 - Step 5: Solve for x
x = 11,562,969,034,561.40/3,770,963.25 - Step 6: Final answer
x = 3,066,317.08
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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.