Finding the Fourth Proportional to 8,392,973.12, 12,589,459.00 and 2,327,704.78
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Solution
The fourth proportional to 8,392,973.12, 12,589,459.00 and 2,327,704.78 is: 3,491,556.98
Step by Step Solution
- Step 1: Write the proportion equation
8,392,973.12 : 12,589,459.00 = 2,327,704.78 : x - Step 2: Convert to fraction form
8,392,973.12/12,589,459.00 = 2,327,704.78/x - Step 3: Cross multiply
8,392,973.12x = 12,589,459.00 × 2,327,704.78 - Step 4: Simplify right side
8,392,973.12x = 29,304,543,880,275.49 - Step 5: Solve for x
x = 29,304,543,880,275.49/8,392,973.12 - Step 6: Final answer
x = 3,491,556.98
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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.