Finding the Fourth Proportional to 3,821,783.50, 5,733,560.99 and 1,297,438.75
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Solution
The fourth proportional to 3,821,783.50, 5,733,560.99 and 1,297,438.75 is: 1,946,458.82
Step by Step Solution
- Step 1: Write the proportion equation
3,821,783.50 : 5,733,560.99 = 1,297,438.75 : x - Step 2: Convert to fraction form
3,821,783.50/5,733,560.99 = 1,297,438.75/x - Step 3: Cross multiply
3,821,783.50x = 5,733,560.99 × 1,297,438.75 - Step 4: Simplify right side
3,821,783.50x = 7,438,944,203,914.36 - Step 5: Solve for x
x = 7,438,944,203,914.36/3,821,783.50 - Step 6: Final answer
x = 1,946,458.82
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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.