Finding the Fourth Proportional to 5,608,704.63, 8,416,837.62 and 1,965,467.19
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Solution
The fourth proportional to 5,608,704.63, 8,416,837.62 and 1,965,467.19 is: 2,949,525.65
Step by Step Solution
- Step 1: Write the proportion equation
5,608,704.63 : 8,416,837.62 = 1,965,467.19 : x - Step 2: Convert to fraction form
5,608,704.63/8,416,837.62 = 1,965,467.19/x - Step 3: Cross multiply
5,608,704.63x = 8,416,837.62 × 1,965,467.19 - Step 4: Simplify right side
5,608,704.63x = 16,543,018,185,667.69 - Step 5: Solve for x
x = 16,543,018,185,667.69/5,608,704.63 - Step 6: Final answer
x = 2,949,525.65
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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.