Finding the Fourth Proportional to 1,246,221.87, 1,873,235.21 and 822,481.03
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Solution
The fourth proportional to 1,246,221.87, 1,873,235.21 and 822,481.03 is: 1,236,297.05
Step by Step Solution
- Step 1: Write the proportion equation
1,246,221.87 : 1,873,235.21 = 822,481.03 : x - Step 2: Convert to fraction form
1,246,221.87/1,873,235.21 = 822,481.03/x - Step 3: Cross multiply
1,246,221.87x = 1,873,235.21 × 822,481.03 - Step 4: Simplify right side
1,246,221.87x = 1,540,700,424,953.07 - Step 5: Solve for x
x = 1,540,700,424,953.07/1,246,221.87 - Step 6: Final answer
x = 1,236,297.05
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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.