Finding the Fourth Proportional to 5,659,508.64, 8,489,081.96 and 2,378,601.31
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Solution
The fourth proportional to 5,659,508.64, 8,489,081.96 and 2,378,601.31 is: 3,567,825.89
Step by Step Solution
- Step 1: Write the proportion equation
5,659,508.64 : 8,489,081.96 = 2,378,601.31 : x - Step 2: Convert to fraction form
5,659,508.64/8,489,081.96 = 2,378,601.31/x - Step 3: Cross multiply
5,659,508.64x = 8,489,081.96 × 2,378,601.31 - Step 4: Simplify right side
5,659,508.64x = 20,192,141,455,784.62 - Step 5: Solve for x
x = 20,192,141,455,784.62/5,659,508.64 - Step 6: Final answer
x = 3,567,825.89
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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.