Finding the Fourth Proportional to 4,895,492.21, 7,340,704.03 and 2,197,494.19
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Solution
The fourth proportional to 4,895,492.21, 7,340,704.03 and 2,197,494.19 is: 3,295,103.69
Step by Step Solution
- Step 1: Write the proportion equation
4,895,492.21 : 7,340,704.03 = 2,197,494.19 : x - Step 2: Convert to fraction form
4,895,492.21/7,340,704.03 = 2,197,494.19/x - Step 3: Cross multiply
4,895,492.21x = 7,340,704.03 × 2,197,494.19 - Step 4: Simplify right side
4,895,492.21x = 16,131,154,408,743.60 - Step 5: Solve for x
x = 16,131,154,408,743.60/4,895,492.21 - Step 6: Final answer
x = 3,295,103.69
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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.