Finding the Fourth Proportional to 4,333,220.35, 5,979,843.63 and 2,399,481.17
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Solution
The fourth proportional to 4,333,220.35, 5,979,843.63 and 2,399,481.17 is: 3,311,283.77
Step by Step Solution
- Step 1: Write the proportion equation
4,333,220.35 : 5,979,843.63 = 2,399,481.17 : x - Step 2: Convert to fraction form
4,333,220.35/5,979,843.63 = 2,399,481.17/x - Step 3: Cross multiply
4,333,220.35x = 5,979,843.63 × 2,399,481.17 - Step 4: Simplify right side
4,333,220.35x = 14,348,522,215,891.26 - Step 5: Solve for x
x = 14,348,522,215,891.26/4,333,220.35 - Step 6: Final answer
x = 3,311,283.77
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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.