Finding the Fourth Proportional to 3,593,480.20, 5,390,220.30 and 2,318,021.80
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Solution
The fourth proportional to 3,593,480.20, 5,390,220.30 and 2,318,021.80 is: 3,477,032.70
Step by Step Solution
- Step 1: Write the proportion equation
3,593,480.20 : 5,390,220.30 = 2,318,021.80 : x - Step 2: Convert to fraction form
3,593,480.20/5,390,220.30 = 2,318,021.80/x - Step 3: Cross multiply
3,593,480.20x = 5,390,220.30 × 2,318,021.80 - Step 4: Simplify right side
3,593,480.20x = 12,494,648,162,202.54 - Step 5: Solve for x
x = 12,494,648,162,202.54/3,593,480.20 - Step 6: Final answer
x = 3,477,032.70
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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.