Finding the Fourth Proportional to 5,054,954.10, 7,582,431.15 and 2,902,618.05
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Solution
The fourth proportional to 5,054,954.10, 7,582,431.15 and 2,902,618.05 is: 4,353,927.08
Step by Step Solution
- Step 1: Write the proportion equation
5,054,954.10 : 7,582,431.15 = 2,902,618.05 : x - Step 2: Convert to fraction form
5,054,954.10/7,582,431.15 = 2,902,618.05/x - Step 3: Cross multiply
5,054,954.10x = 7,582,431.15 × 2,902,618.05 - Step 4: Simplify right side
5,054,954.10x = 22,008,901,518,872.26 - Step 5: Solve for x
x = 22,008,901,518,872.26/5,054,954.10 - Step 6: Final answer
x = 4,353,927.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.