Finding the Fourth Proportional to 1,512,206.58, 2,086,843.94 and 833,143.08
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Solution
The fourth proportional to 1,512,206.58, 2,086,843.94 and 833,143.08 is: 1,149,736.82
Step by Step Solution
- Step 1: Write the proportion equation
1,512,206.58 : 2,086,843.94 = 833,143.08 : x - Step 2: Convert to fraction form
1,512,206.58/2,086,843.94 = 833,143.08/x - Step 3: Cross multiply
1,512,206.58x = 2,086,843.94 × 833,143.08 - Step 4: Simplify right side
1,512,206.58x = 1,738,639,594,435.17 - Step 5: Solve for x
x = 1,738,639,594,435.17/1,512,206.58 - Step 6: Final answer
x = 1,149,736.82
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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.