Finding the Fourth Proportional to 3,635,770.32, 5,451,744.96 and 1,613,137.68
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Solution
The fourth proportional to 3,635,770.32, 5,451,744.96 and 1,613,137.68 is: 2,418,858.85
Step by Step Solution
- Step 1: Write the proportion equation
3,635,770.32 : 5,451,744.96 = 1,613,137.68 : x - Step 2: Convert to fraction form
3,635,770.32/5,451,744.96 = 1,613,137.68/x - Step 3: Cross multiply
3,635,770.32x = 5,451,744.96 × 1,613,137.68 - Step 4: Simplify right side
3,635,770.32x = 8,794,415,216,726.09 - Step 5: Solve for x
x = 8,794,415,216,726.09/3,635,770.32 - Step 6: Final answer
x = 2,418,858.85
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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.