Finding the Fourth Proportional to 1,796,660.20, 2,694,990.30 and 1,229,789.80
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Solution
The fourth proportional to 1,796,660.20, 2,694,990.30 and 1,229,789.80 is: 1,844,684.70
Step by Step Solution
- Step 1: Write the proportion equation
1,796,660.20 : 2,694,990.30 = 1,229,789.80 : x - Step 2: Convert to fraction form
1,796,660.20/2,694,990.30 = 1,229,789.80/x - Step 3: Cross multiply
1,796,660.20x = 2,694,990.30 × 1,229,789.80 - Step 4: Simplify right side
1,796,660.20x = 3,314,271,582,038.94 - Step 5: Solve for x
x = 3,314,271,582,038.94/1,796,660.20 - Step 6: Final answer
x = 1,844,684.70
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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.