Finding the Fourth Proportional to 2,765,852.73, 3,816,596.88 and 1,542,042.36
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Solution
The fourth proportional to 2,765,852.73, 3,816,596.88 and 1,542,042.36 is: 2,127,862.41
Step by Step Solution
- Step 1: Write the proportion equation
2,765,852.73 : 3,816,596.88 = 1,542,042.36 : x - Step 2: Convert to fraction form
2,765,852.73/3,816,596.88 = 1,542,042.36/x - Step 3: Cross multiply
2,765,852.73x = 3,816,596.88 × 1,542,042.36 - Step 4: Simplify right side
2,765,852.73x = 5,885,354,060,003.84 - Step 5: Solve for x
x = 5,885,354,060,003.84/2,765,852.73 - Step 6: Final answer
x = 2,127,862.41
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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.