Finding the Fourth Proportional to 2,968,104.20, 4,454,613.90 and 1,373,121.80
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Solution
The fourth proportional to 2,968,104.20, 4,454,613.90 and 1,373,121.80 is: 2,060,819.65
Step by Step Solution
- Step 1: Write the proportion equation
2,968,104.20 : 4,454,613.90 = 1,373,121.80 : x - Step 2: Convert to fraction form
2,968,104.20/4,454,613.90 = 1,373,121.80/x - Step 3: Cross multiply
2,968,104.20x = 4,454,613.90 × 1,373,121.80 - Step 4: Simplify right side
2,968,104.20x = 6,116,727,456,673.02 - Step 5: Solve for x
x = 6,116,727,456,673.02/2,968,104.20 - Step 6: Final answer
x = 2,060,819.65
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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.