Finding the Fourth Proportional to 4,163,874.10, 6,245,811.15 and 1,324,273.30
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Solution
The fourth proportional to 4,163,874.10, 6,245,811.15 and 1,324,273.30 is: 1,986,409.95
Step by Step Solution
- Step 1: Write the proportion equation
4,163,874.10 : 6,245,811.15 = 1,324,273.30 : x - Step 2: Convert to fraction form
4,163,874.10/6,245,811.15 = 1,324,273.30/x - Step 3: Cross multiply
4,163,874.10x = 6,245,811.15 × 1,324,273.30 - Step 4: Simplify right side
4,163,874.10x = 8,271,160,942,787.30 - Step 5: Solve for x
x = 8,271,160,942,787.30/4,163,874.10 - Step 6: Final answer
x = 1,986,409.95
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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.