Finding the Fourth Proportional to 3,508,185.75, 5,262,278.84 and 848,793.75
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Solution
The fourth proportional to 3,508,185.75, 5,262,278.84 and 848,793.75 is: 1,273,190.68
Step by Step Solution
- Step 1: Write the proportion equation
3,508,185.75 : 5,262,278.84 = 848,793.75 : x - Step 2: Convert to fraction form
3,508,185.75/5,262,278.84 = 848,793.75/x - Step 3: Cross multiply
3,508,185.75x = 5,262,278.84 × 848,793.75 - Step 4: Simplify right side
3,508,185.75x = 4,466,589,385,905.28 - Step 5: Solve for x
x = 4,466,589,385,905.28/3,508,185.75 - Step 6: Final answer
x = 1,273,190.68
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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.