Finding the Fourth Proportional to 3,845,695.49, 5,306,470.25 and 2,213,787.54
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Solution
The fourth proportional to 3,845,695.49, 5,306,470.25 and 2,213,787.54 is: 3,054,687.44
Step by Step Solution
- Step 1: Write the proportion equation
3,845,695.49 : 5,306,470.25 = 2,213,787.54 : x - Step 2: Convert to fraction form
3,845,695.49/5,306,470.25 = 2,213,787.54/x - Step 3: Cross multiply
3,845,695.49x = 5,306,470.25 × 2,213,787.54 - Step 4: Simplify right side
3,845,695.49x = 11,747,397,709,761.75 - Step 5: Solve for x
x = 11,747,397,709,761.75/3,845,695.49 - Step 6: Final answer
x = 3,054,687.44
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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.