Finding the Fourth Proportional to 3,214,194.77, 4,821,239.18 and 1,295,059.21
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Solution
The fourth proportional to 3,214,194.77, 4,821,239.18 and 1,295,059.21 is: 1,942,567.47
Step by Step Solution
- Step 1: Write the proportion equation
3,214,194.77 : 4,821,239.18 = 1,295,059.21 : x - Step 2: Convert to fraction form
3,214,194.77/4,821,239.18 = 1,295,059.21/x - Step 3: Cross multiply
3,214,194.77x = 4,821,239.18 × 1,295,059.21 - Step 4: Simplify right side
3,214,194.77x = 6,243,790,194,856.40 - Step 5: Solve for x
x = 6,243,790,194,856.40/3,214,194.77 - Step 6: Final answer
x = 1,942,567.47
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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.