Finding the Fourth Proportional to 4,333,218.93, 5,979,768.58 and 2,399,437.99
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Solution
The fourth proportional to 4,333,218.93, 5,979,768.58 and 2,399,437.99 is: 3,311,183.70
Step by Step Solution
- Step 1: Write the proportion equation
4,333,218.93 : 5,979,768.58 = 2,399,437.99 : x - Step 2: Convert to fraction form
4,333,218.93/5,979,768.58 = 2,399,437.99/x - Step 3: Cross multiply
4,333,218.93x = 5,979,768.58 × 2,399,437.99 - Step 4: Simplify right side
4,333,218.93x = 14,348,083,902,260.36 - Step 5: Solve for x
x = 14,348,083,902,260.36/4,333,218.93 - Step 6: Final answer
x = 3,311,183.70
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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.