Finding the Fourth Proportional to 1,511,834.24, 2,086,331.37 and 832,770.74
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Solution
The fourth proportional to 1,511,834.24, 2,086,331.37 and 832,770.74 is: 1,149,223.69
Step by Step Solution
- Step 1: Write the proportion equation
1,511,834.24 : 2,086,331.37 = 832,770.74 : x - Step 2: Convert to fraction form
1,511,834.24/2,086,331.37 = 832,770.74/x - Step 3: Cross multiply
1,511,834.24x = 2,086,331.37 × 832,770.74 - Step 4: Simplify right side
1,511,834.24x = 1,737,435,722,014.02 - Step 5: Solve for x
x = 1,737,435,722,014.02/1,511,834.24 - Step 6: Final answer
x = 1,149,223.69
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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.