Finding the Fourth Proportional to 1,608,575.12, 2,412,861.08 and 410,497.44
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Solution
The fourth proportional to 1,608,575.12, 2,412,861.08 and 410,497.44 is: 615,745.75
Step by Step Solution
- Step 1: Write the proportion equation
1,608,575.12 : 2,412,861.08 = 410,497.44 : x - Step 2: Convert to fraction form
1,608,575.12/2,412,861.08 = 410,497.44/x - Step 3: Cross multiply
1,608,575.12x = 2,412,861.08 × 410,497.44 - Step 4: Simplify right side
1,608,575.12x = 990,473,296,415.64 - Step 5: Solve for x
x = 990,473,296,415.64/1,608,575.12 - Step 6: Final answer
x = 615,745.75
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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.