Finding the Fourth Proportional to 3,237,102.54, 4,467,202.02 and 1,786,798.62
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Solution
The fourth proportional to 3,237,102.54, 4,467,202.02 and 1,786,798.62 is: 2,465,782.38
Step by Step Solution
- Step 1: Write the proportion equation
3,237,102.54 : 4,467,202.02 = 1,786,798.62 : x - Step 2: Convert to fraction form
3,237,102.54/4,467,202.02 = 1,786,798.62/x - Step 3: Cross multiply
3,237,102.54x = 4,467,202.02 × 1,786,798.62 - Step 4: Simplify right side
3,237,102.54x = 7,981,990,404,597.21 - Step 5: Solve for x
x = 7,981,990,404,597.21/3,237,102.54 - Step 6: Final answer
x = 2,465,782.38
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.