Finding the Fourth Proportional to 3,981,750.01, 5,963,324.79 and 3,660,228.20
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Solution
The fourth proportional to 3,981,750.01, 5,963,324.79 and 3,660,228.20 is: 5,481,793.07
Step by Step Solution
- Step 1: Write the proportion equation
3,981,750.01 : 5,963,324.79 = 3,660,228.20 : x - Step 2: Convert to fraction form
3,981,750.01/5,963,324.79 = 3,660,228.20/x - Step 3: Cross multiply
3,981,750.01x = 5,963,324.79 × 3,660,228.20 - Step 4: Simplify right side
3,981,750.01x = 21,827,129,590,751.25 - Step 5: Solve for x
x = 21,827,129,590,751.25/3,981,750.01 - Step 6: Final answer
x = 5,481,793.07
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1.5x scale
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.