Finding the Fourth Proportional to 1,183,685.26, 1,772,958.59 and 726,890.24
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Solution
The fourth proportional to 1,183,685.26, 1,772,958.59 and 726,890.24 is: 1,088,757.58
Step by Step Solution
- Step 1: Write the proportion equation
1,183,685.26 : 1,772,958.59 = 726,890.24 : x - Step 2: Convert to fraction form
1,183,685.26/1,772,958.59 = 726,890.24/x - Step 3: Cross multiply
1,183,685.26x = 1,772,958.59 × 726,890.24 - Step 4: Simplify right side
1,183,685.26x = 1,288,746,295,793.11 - Step 5: Solve for x
x = 1,288,746,295,793.11/1,183,685.26 - Step 6: Final answer
x = 1,088,757.58
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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.