Finding the Fourth Proportional to 5,691,297.38, 8,536,317.30 and 1,431,467.28
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Solution
The fourth proportional to 5,691,297.38, 8,536,317.30 and 1,431,467.28 is: 2,147,042.77
Step by Step Solution
- Step 1: Write the proportion equation
5,691,297.38 : 8,536,317.30 = 1,431,467.28 : x - Step 2: Convert to fraction form
5,691,297.38/8,536,317.30 = 1,431,467.28/x - Step 3: Cross multiply
5,691,297.38x = 8,536,317.30 × 1,431,467.28 - Step 4: Simplify right side
5,691,297.38x = 12,219,458,906,647.95 - Step 5: Solve for x
x = 12,219,458,906,647.95/5,691,297.38 - Step 6: Final answer
x = 2,147,042.77
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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.