Finding the Fourth Proportional to 3,591,332.20, 5,389,622.70 and 2,528,450.20
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Solution
The fourth proportional to 3,591,332.20, 5,389,622.70 and 2,528,450.20 is: 3,794,522.99
Step by Step Solution
- Step 1: Write the proportion equation
3,591,332.20 : 5,389,622.70 = 2,528,450.20 : x - Step 2: Convert to fraction form
3,591,332.20/5,389,622.70 = 2,528,450.20/x - Step 3: Cross multiply
3,591,332.20x = 5,389,622.70 × 2,528,450.20 - Step 4: Simplify right side
3,591,332.20x = 13,627,392,593,739.54 - Step 5: Solve for x
x = 13,627,392,593,739.54/3,591,332.20 - Step 6: Final answer
x = 3,794,522.99
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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.