Finding the Fourth Proportional to 1,801,006.75, 2,483,704.94 and 1,434,701.70
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Solution
The fourth proportional to 1,801,006.75, 2,483,704.94 and 1,434,701.70 is: 1,978,546.55
Step by Step Solution
- Step 1: Write the proportion equation
1,801,006.75 : 2,483,704.94 = 1,434,701.70 : x - Step 2: Convert to fraction form
1,801,006.75/2,483,704.94 = 1,434,701.70/x - Step 3: Cross multiply
1,801,006.75x = 2,483,704.94 × 1,434,701.70 - Step 4: Simplify right side
1,801,006.75x = 3,563,375,699,716.40 - Step 5: Solve for x
x = 3,563,375,699,716.40/1,801,006.75 - Step 6: Final answer
x = 1,978,546.55
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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.