Finding the Fourth Proportional to 4,170,348.40, 6,268,885.80 and 3,874,514.80
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Solution
The fourth proportional to 4,170,348.40, 6,268,885.80 and 3,874,514.80 is: 5,824,187.45
Step by Step Solution
- Step 1: Write the proportion equation
4,170,348.40 : 6,268,885.80 = 3,874,514.80 : x - Step 2: Convert to fraction form
4,170,348.40/6,268,885.80 = 3,874,514.80/x - Step 3: Cross multiply
4,170,348.40x = 6,268,885.80 × 3,874,514.80 - Step 4: Simplify right side
4,170,348.40x = 24,288,890,811,609.84 - Step 5: Solve for x
x = 24,288,890,811,609.84/4,170,348.40 - Step 6: Final answer
x = 5,824,187.45
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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.