Finding the Fourth Proportional to 2,135,114.20, 3,203,837.70 and 873,069.40
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Solution
The fourth proportional to 2,135,114.20, 3,203,837.70 and 873,069.40 is: 1,310,081.05
Step by Step Solution
- Step 1: Write the proportion equation
2,135,114.20 : 3,203,837.70 = 873,069.40 : x - Step 2: Convert to fraction form
2,135,114.20/3,203,837.70 = 873,069.40/x - Step 3: Cross multiply
2,135,114.20x = 3,203,837.70 × 873,069.40 - Step 4: Simplify right side
2,135,114.20x = 2,797,172,658,436.38 - Step 5: Solve for x
x = 2,797,172,658,436.38/2,135,114.20 - Step 6: Final answer
x = 1,310,081.05
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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.