Finding the Fourth Proportional to 5,364,276.44, 7,400,889.81 and 3,040,919.82
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Solution
The fourth proportional to 5,364,276.44, 7,400,889.81 and 3,040,919.82 is: 4,195,442.35
Step by Step Solution
- Step 1: Write the proportion equation
5,364,276.44 : 7,400,889.81 = 3,040,919.82 : x - Step 2: Convert to fraction form
5,364,276.44/7,400,889.81 = 3,040,919.82/x - Step 3: Cross multiply
5,364,276.44x = 7,400,889.81 × 3,040,919.82 - Step 4: Simplify right side
5,364,276.44x = 22,505,512,508,865.03 - Step 5: Solve for x
x = 22,505,512,508,865.03/5,364,276.44 - Step 6: Final answer
x = 4,195,442.35
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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.