Finding the Fourth Proportional to 5,244,855.68, 7,868,635.68 and 2,848,085.12
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Solution
The fourth proportional to 5,244,855.68, 7,868,635.68 and 2,848,085.12 is: 4,272,861.94
Step by Step Solution
- Step 1: Write the proportion equation
5,244,855.68 : 7,868,635.68 = 2,848,085.12 : x - Step 2: Convert to fraction form
5,244,855.68/7,868,635.68 = 2,848,085.12/x - Step 3: Cross multiply
5,244,855.68x = 7,868,635.68 × 2,848,085.12 - Step 4: Simplify right side
5,244,855.68x = 22,410,544,194,909.08 - Step 5: Solve for x
x = 22,410,544,194,909.08/5,244,855.68 - Step 6: Final answer
x = 4,272,861.94
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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.