Finding the Fourth Proportional to 4,197,614.40, 6,296,421.60 and 2,517,998.40
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Solution
The fourth proportional to 4,197,614.40, 6,296,421.60 and 2,517,998.40 is: 3,776,997.60
Step by Step Solution
- Step 1: Write the proportion equation
4,197,614.40 : 6,296,421.60 = 2,517,998.40 : x - Step 2: Convert to fraction form
4,197,614.40/6,296,421.60 = 2,517,998.40/x - Step 3: Cross multiply
4,197,614.40x = 6,296,421.60 × 2,517,998.40 - Step 4: Simplify right side
4,197,614.40x = 15,854,379,514,525.44 - Step 5: Solve for x
x = 15,854,379,514,525.44/4,197,614.40 - Step 6: Final answer
x = 3,776,997.60
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Similar ratio
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1.5x scale
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.