Finding the Fourth Proportional to 2,542,122.11, 3,813,314.39 and 648,879.95
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Solution
The fourth proportional to 2,542,122.11, 3,813,314.39 and 648,879.95 is: 973,353.41
Step by Step Solution
- Step 1: Write the proportion equation
2,542,122.11 : 3,813,314.39 = 648,879.95 : x - Step 2: Convert to fraction form
2,542,122.11/3,813,314.39 = 648,879.95/x - Step 3: Cross multiply
2,542,122.11x = 3,813,314.39 × 648,879.95 - Step 4: Simplify right side
2,542,122.11x = 2,474,383,228,406.51 - Step 5: Solve for x
x = 2,474,383,228,406.51/2,542,122.11 - Step 6: Final answer
x = 973,353.41
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.