Finding the Fourth Proportional to 2,339,198.42, 3,510,197.30 and 2,148,841.94
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Solution
The fourth proportional to 2,339,198.42, 3,510,197.30 and 2,148,841.94 is: 3,224,548.68
Step by Step Solution
- Step 1: Write the proportion equation
2,339,198.42 : 3,510,197.30 = 2,148,841.94 : x - Step 2: Convert to fraction form
2,339,198.42/3,510,197.30 = 2,148,841.94/x - Step 3: Cross multiply
2,339,198.42x = 3,510,197.30 × 2,148,841.94 - Step 4: Simplify right side
2,339,198.42x = 7,542,859,163,735.88 - Step 5: Solve for x
x = 7,542,859,163,735.88/2,339,198.42 - Step 6: Final answer
x = 3,224,548.68
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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.