Finding the Fourth Proportional to 3,538,249.74, 5,305,858.29 and 1,644,793.74
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Solution
The fourth proportional to 3,538,249.74, 5,305,858.29 and 1,644,793.74 is: 2,466,485.73
Step by Step Solution
- Step 1: Write the proportion equation
3,538,249.74 : 5,305,858.29 = 1,644,793.74 : x - Step 2: Convert to fraction form
3,538,249.74/5,305,858.29 = 1,644,793.74/x - Step 3: Cross multiply
3,538,249.74x = 5,305,858.29 × 1,644,793.74 - Step 4: Simplify right side
3,538,249.74x = 8,727,042,500,719.11 - Step 5: Solve for x
x = 8,727,042,500,719.11/3,538,249.74 - Step 6: Final answer
x = 2,466,485.73
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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.