Finding the Fourth Proportional to 4,372,198.48, 6,033,485.60 and 2,412,154.80
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Solution
The fourth proportional to 4,372,198.48, 6,033,485.60 and 2,412,154.80 is: 3,328,691.81
Step by Step Solution
- Step 1: Write the proportion equation
4,372,198.48 : 6,033,485.60 = 2,412,154.80 : x - Step 2: Convert to fraction form
4,372,198.48/6,033,485.60 = 2,412,154.80/x - Step 3: Cross multiply
4,372,198.48x = 6,033,485.60 × 2,412,154.80 - Step 4: Simplify right side
4,372,198.48x = 14,553,701,250,770.88 - Step 5: Solve for x
x = 14,553,701,250,770.88/4,372,198.48 - Step 6: Final answer
x = 3,328,691.81
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.