Finding the Fourth Proportional to 3,965,761.94, 5,948,663.44 and 1,805,276.14
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Solution
The fourth proportional to 3,965,761.94, 5,948,663.44 and 1,805,276.14 is: 2,707,923.56
Step by Step Solution
- Step 1: Write the proportion equation
3,965,761.94 : 5,948,663.44 = 1,805,276.14 : x - Step 2: Convert to fraction form
3,965,761.94/5,948,663.44 = 1,805,276.14/x - Step 3: Cross multiply
3,965,761.94x = 5,948,663.44 × 1,805,276.14 - Step 4: Simplify right side
3,965,761.94x = 10,738,980,173,122.32 - Step 5: Solve for x
x = 10,738,980,173,122.32/3,965,761.94 - Step 6: Final answer
x = 2,707,923.56
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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.