Finding the Fourth Proportional to 1,531,297.48, 2,296,771.24 and 409,453.96
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Solution
The fourth proportional to 1,531,297.48, 2,296,771.24 and 409,453.96 is: 614,134.15
Step by Step Solution
- Step 1: Write the proportion equation
1,531,297.48 : 2,296,771.24 = 409,453.96 : x - Step 2: Convert to fraction form
1,531,297.48/2,296,771.24 = 409,453.96/x - Step 3: Cross multiply
1,531,297.48x = 2,296,771.24 × 409,453.96 - Step 4: Simplify right side
1,531,297.48x = 940,422,079,432.11 - Step 5: Solve for x
x = 940,422,079,432.11/1,531,297.48 - Step 6: Final answer
x = 614,134.15
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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.