Finding the Fourth Proportional to 1,512,622.26, 2,087,821.80 and 892,972.26
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Solution
The fourth proportional to 1,512,622.26, 2,087,821.80 and 892,972.26 is: 1,232,539.68
Step by Step Solution
- Step 1: Write the proportion equation
1,512,622.26 : 2,087,821.80 = 892,972.26 : x - Step 2: Convert to fraction form
1,512,622.26/2,087,821.80 = 892,972.26/x - Step 3: Cross multiply
1,512,622.26x = 2,087,821.80 × 892,972.26 - Step 4: Simplify right side
1,512,622.26x = 1,864,366,951,223.27 - Step 5: Solve for x
x = 1,864,366,951,223.27/1,512,622.26 - Step 6: Final answer
x = 1,232,539.68
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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.