Finding the Fourth Proportional to 1,639,230.48, 2,458,845.68 and 441,155.44
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Solution
The fourth proportional to 1,639,230.48, 2,458,845.68 and 441,155.44 is: 661,733.15
Step by Step Solution
- Step 1: Write the proportion equation
1,639,230.48 : 2,458,845.68 = 441,155.44 : x - Step 2: Convert to fraction form
1,639,230.48/2,458,845.68 = 441,155.44/x - Step 3: Cross multiply
1,639,230.48x = 2,458,845.68 × 441,155.44 - Step 4: Simplify right side
1,639,230.48x = 1,084,733,147,852.50 - Step 5: Solve for x
x = 1,084,733,147,852.50/1,639,230.48 - Step 6: Final answer
x = 661,733.15
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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.