Finding the Fourth Proportional to 2,202,323.21, 3,038,524.92 and 1,283,902.25
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Solution
The fourth proportional to 2,202,323.21, 3,038,524.92 and 1,283,902.25 is: 1,771,388.03
Step by Step Solution
- Step 1: Write the proportion equation
2,202,323.21 : 3,038,524.92 = 1,283,902.25 : x - Step 2: Convert to fraction form
2,202,323.21/3,038,524.92 = 1,283,902.25/x - Step 3: Cross multiply
2,202,323.21x = 3,038,524.92 × 1,283,902.25 - Step 4: Simplify right side
2,202,323.21x = 3,901,168,981,469.07 - Step 5: Solve for x
x = 3,901,168,981,469.07/2,202,323.21 - Step 6: Final answer
x = 1,771,388.03
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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.