Finding the Fourth Proportional to 2,029,278.62, 3,043,912.47 and 831,201.75
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Solution
The fourth proportional to 2,029,278.62, 3,043,912.47 and 831,201.75 is: 1,246,800.39
Step by Step Solution
- Step 1: Write the proportion equation
2,029,278.62 : 3,043,912.47 = 831,201.75 : x - Step 2: Convert to fraction form
2,029,278.62/3,043,912.47 = 831,201.75/x - Step 3: Cross multiply
2,029,278.62x = 3,043,912.47 × 831,201.75 - Step 4: Simplify right side
2,029,278.62x = 2,530,105,368,793.82 - Step 5: Solve for x
x = 2,530,105,368,793.82/2,029,278.62 - Step 6: Final answer
x = 1,246,800.39
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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.