Finding the Fourth Proportional to 2,632,664.44, 3,948,996.66 and 638,120.44
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Solution
The fourth proportional to 2,632,664.44, 3,948,996.66 and 638,120.44 is: 957,180.66
Step by Step Solution
- Step 1: Write the proportion equation
2,632,664.44 : 3,948,996.66 = 638,120.44 : x - Step 2: Convert to fraction form
2,632,664.44/3,948,996.66 = 638,120.44/x - Step 3: Cross multiply
2,632,664.44x = 3,948,996.66 × 638,120.44 - Step 4: Simplify right side
2,632,664.44x = 2,519,935,476,365.24 - Step 5: Solve for x
x = 2,519,935,476,365.24/2,632,664.44 - Step 6: Final answer
x = 957,180.66
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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.