Finding the Fourth Proportional to 4,744,745.14, 7,119,286.46 and 2,582,531.14
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Solution
The fourth proportional to 4,744,745.14, 7,119,286.46 and 2,582,531.14 is: 3,874,977.15
Step by Step Solution
- Step 1: Write the proportion equation
4,744,745.14 : 7,119,286.46 = 2,582,531.14 : x - Step 2: Convert to fraction form
4,744,745.14/7,119,286.46 = 2,582,531.14/x - Step 3: Cross multiply
4,744,745.14x = 7,119,286.46 × 2,582,531.14 - Step 4: Simplify right side
4,744,745.14x = 18,385,778,977,530.36 - Step 5: Solve for x
x = 18,385,778,977,530.36/4,744,745.14 - Step 6: Final answer
x = 3,874,977.15
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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.