Finding the Fourth Proportional to 5,916,391.96, 8,874,613.90 and 1,872,899.60
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Solution
The fourth proportional to 5,916,391.96, 8,874,613.90 and 1,872,899.60 is: 2,809,357.62
Step by Step Solution
- Step 1: Write the proportion equation
5,916,391.96 : 8,874,613.90 = 1,872,899.60 : x - Step 2: Convert to fraction form
5,916,391.96/8,874,613.90 = 1,872,899.60/x - Step 3: Cross multiply
5,916,391.96x = 8,874,613.90 × 1,872,899.60 - Step 4: Simplify right side
5,916,391.96x = 16,621,260,823,464.44 - Step 5: Solve for x
x = 16,621,260,823,464.44/5,916,391.96 - Step 6: Final answer
x = 2,809,357.62
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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.