Finding the Fourth Proportional to 3,542,771.60, 5,315,469.60 and 1,146,694.40
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Solution
The fourth proportional to 3,542,771.60, 5,315,469.60 and 1,146,694.40 is: 1,720,466.32
Step by Step Solution
- Step 1: Write the proportion equation
3,542,771.60 : 5,315,469.60 = 1,146,694.40 : x - Step 2: Convert to fraction form
3,542,771.60/5,315,469.60 = 1,146,694.40/x - Step 3: Cross multiply
3,542,771.60x = 5,315,469.60 × 1,146,694.40 - Step 4: Simplify right side
3,542,771.60x = 6,095,219,223,690.24 - Step 5: Solve for x
x = 6,095,219,223,690.24/3,542,771.60 - Step 6: Final answer
x = 1,720,466.32
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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.