Finding the Fourth Proportional to 3,534,464.80, 5,302,388.40 and 1,512,704.80
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Solution
The fourth proportional to 3,534,464.80, 5,302,388.40 and 1,512,704.80 is: 2,269,353.02
Step by Step Solution
- Step 1: Write the proportion equation
3,534,464.80 : 5,302,388.40 = 1,512,704.80 : x - Step 2: Convert to fraction form
3,534,464.80/5,302,388.40 = 1,512,704.80/x - Step 3: Cross multiply
3,534,464.80x = 5,302,388.40 × 1,512,704.80 - Step 4: Simplify right side
3,534,464.80x = 8,020,948,384,144.32 - Step 5: Solve for x
x = 8,020,948,384,144.32/3,534,464.80 - Step 6: Final answer
x = 2,269,353.02
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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.