Finding the Fourth Proportional to 1,531,546.44, 2,297,319.12 and 409,586.28
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Solution
The fourth proportional to 1,531,546.44, 2,297,319.12 and 409,586.28 is: 614,379.28
Step by Step Solution
- Step 1: Write the proportion equation
1,531,546.44 : 2,297,319.12 = 409,586.28 : x - Step 2: Convert to fraction form
1,531,546.44/2,297,319.12 = 409,586.28/x - Step 3: Cross multiply
1,531,546.44x = 2,297,319.12 × 409,586.28 - Step 4: Simplify right side
1,531,546.44x = 940,950,392,333.67 - Step 5: Solve for x
x = 940,950,392,333.67/1,531,546.44 - Step 6: Final answer
x = 614,379.28
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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.