Finding the Fourth Proportional to 1,821,975.14, 2,734,620.78 and 969,761.99
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Solution
The fourth proportional to 1,821,975.14, 2,734,620.78 and 969,761.99 is: 1,455,525.50
Step by Step Solution
- Step 1: Write the proportion equation
1,821,975.14 : 2,734,620.78 = 969,761.99 : x - Step 2: Convert to fraction form
1,821,975.14/2,734,620.78 = 969,761.99/x - Step 3: Cross multiply
1,821,975.14x = 2,734,620.78 × 969,761.99 - Step 4: Simplify right side
1,821,975.14x = 2,651,931,275,835.05 - Step 5: Solve for x
x = 2,651,931,275,835.05/1,821,975.14 - Step 6: Final answer
x = 1,455,525.50
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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.