Finding the Fourth Proportional to 2,766,572.94, 3,817,863.26 and 1,542,879.92
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Solution
The fourth proportional to 2,766,572.94, 3,817,863.26 and 1,542,879.92 is: 2,129,170.15
Step by Step Solution
- Step 1: Write the proportion equation
2,766,572.94 : 3,817,863.26 = 1,542,879.92 : x - Step 2: Convert to fraction form
2,766,572.94/3,817,863.26 = 1,542,879.92/x - Step 3: Cross multiply
2,766,572.94x = 3,817,863.26 × 1,542,879.92 - Step 4: Simplify right side
2,766,572.94x = 5,890,504,534,356.02 - Step 5: Solve for x
x = 5,890,504,534,356.02/2,766,572.94 - Step 6: Final answer
x = 2,129,170.15
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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.