Finding the Fourth Proportional to 1,983,846.08, 2,976,611.74 and 1,084,236.91
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Solution
The fourth proportional to 1,983,846.08, 2,976,611.74 and 1,084,236.91 is: 1,626,815.88
Step by Step Solution
- Step 1: Write the proportion equation
1,983,846.08 : 2,976,611.74 = 1,084,236.91 : x - Step 2: Convert to fraction form
1,983,846.08/2,976,611.74 = 1,084,236.91/x - Step 3: Cross multiply
1,983,846.08x = 2,976,611.74 × 1,084,236.91 - Step 4: Simplify right side
1,983,846.08x = 3,227,352,305,095.20 - Step 5: Solve for x
x = 3,227,352,305,095.20/1,983,846.08 - Step 6: Final answer
x = 1,626,815.88
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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.