Finding the Fourth Proportional to 1,143,992.97, 1,716,441.44 and 434,209.41
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Solution
The fourth proportional to 1,143,992.97, 1,716,441.44 and 434,209.41 is: 651,485.67
Step by Step Solution
- Step 1: Write the proportion equation
1,143,992.97 : 1,716,441.44 = 434,209.41 : x - Step 2: Convert to fraction form
1,143,992.97/1,716,441.44 = 434,209.41/x - Step 3: Cross multiply
1,143,992.97x = 1,716,441.44 × 434,209.41 - Step 4: Simplify right side
1,143,992.97x = 745,295,022,790.90 - Step 5: Solve for x
x = 745,295,022,790.90/1,143,992.97 - Step 6: Final answer
x = 651,485.67
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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.