Finding the Fourth Proportional to 2,093,830.27, 2,888,749.94 and 1,369,102.21
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Solution
The fourth proportional to 2,093,830.27, 2,888,749.94 and 1,369,102.21 is: 1,888,879.91
Step by Step Solution
- Step 1: Write the proportion equation
2,093,830.27 : 2,888,749.94 = 1,369,102.21 : x - Step 2: Convert to fraction form
2,093,830.27/2,888,749.94 = 1,369,102.21/x - Step 3: Cross multiply
2,093,830.27x = 2,888,749.94 × 1,369,102.21 - Step 4: Simplify right side
2,093,830.27x = 3,954,993,926,991.37 - Step 5: Solve for x
x = 3,954,993,926,991.37/2,093,830.27 - Step 6: Final answer
x = 1,888,879.91
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.