Finding the Fourth Proportional to 5,538,408.68, 8,307,312.72 and 1,700,231.88
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Solution
The fourth proportional to 5,538,408.68, 8,307,312.72 and 1,700,231.88 is: 2,550,255.63
Step by Step Solution
- Step 1: Write the proportion equation
5,538,408.68 : 8,307,312.72 = 1,700,231.88 : x - Step 2: Convert to fraction form
5,538,408.68/8,307,312.72 = 1,700,231.88/x - Step 3: Cross multiply
5,538,408.68x = 8,307,312.72 × 1,700,231.88 - Step 4: Simplify right side
5,538,408.68x = 14,124,357,882,136.95 - Step 5: Solve for x
x = 14,124,357,882,136.95/5,538,408.68 - Step 6: Final answer
x = 2,550,255.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.