Finding the Fourth Proportional to 3,952,202.70, 5,454,043.32 and 2,141,366.70
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Solution
The fourth proportional to 3,952,202.70, 5,454,043.32 and 2,141,366.70 is: 2,955,087.99
Step by Step Solution
- Step 1: Write the proportion equation
3,952,202.70 : 5,454,043.32 = 2,141,366.70 : x - Step 2: Convert to fraction form
3,952,202.70/5,454,043.32 = 2,141,366.70/x - Step 3: Cross multiply
3,952,202.70x = 5,454,043.32 × 2,141,366.70 - Step 4: Simplify right side
3,952,202.70x = 11,679,106,745,805.45 - Step 5: Solve for x
x = 11,679,106,745,805.45/3,952,202.70 - Step 6: Final answer
x = 2,955,087.99
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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.