Finding the Fourth Proportional to 5,458,231.27, 8,188,327.30 and 1,863,157.44
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Solution
The fourth proportional to 5,458,231.27, 8,188,327.30 and 1,863,157.44 is: 2,795,070.82
Step by Step Solution
- Step 1: Write the proportion equation
5,458,231.27 : 8,188,327.30 = 1,863,157.44 : x - Step 2: Convert to fraction form
5,458,231.27/8,188,327.30 = 1,863,157.44/x - Step 3: Cross multiply
5,458,231.27x = 8,188,327.30 × 1,863,157.44 - Step 4: Simplify right side
5,458,231.27x = 15,256,142,930,150.11 - Step 5: Solve for x
x = 15,256,142,930,150.11/5,458,231.27 - Step 6: Final answer
x = 2,795,070.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.