Finding the Fourth Proportional to 5,279,081.38, 7,921,617.56 and 2,850,202.24
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Solution
The fourth proportional to 5,279,081.38, 7,921,617.56 and 2,850,202.24 is: 4,276,920.64
Step by Step Solution
- Step 1: Write the proportion equation
5,279,081.38 : 7,921,617.56 = 2,850,202.24 : x - Step 2: Convert to fraction form
5,279,081.38/7,921,617.56 = 2,850,202.24/x - Step 3: Cross multiply
5,279,081.38x = 7,921,617.56 × 2,850,202.24 - Step 4: Simplify right side
5,279,081.38x = 22,578,212,113,935.34 - Step 5: Solve for x
x = 22,578,212,113,935.34/5,279,081.38 - Step 6: Final answer
x = 4,276,920.64
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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.