Finding the Fourth Proportional to 7,244,939.40, 10,860,497.10 and 2,694,769.80
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Solution
The fourth proportional to 7,244,939.40, 10,860,497.10 and 2,694,769.80 is: 4,039,583.77
Step by Step Solution
- Step 1: Write the proportion equation
7,244,939.40 : 10,860,497.10 = 2,694,769.80 : x - Step 2: Convert to fraction form
7,244,939.40/10,860,497.10 = 2,694,769.80/x - Step 3: Cross multiply
7,244,939.40x = 10,860,497.10 × 2,694,769.80 - Step 4: Simplify right side
7,244,939.40x = 29,266,539,598,067.58 - Step 5: Solve for x
x = 29,266,539,598,067.58/7,244,939.40 - Step 6: Final answer
x = 4,039,583.77
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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.