Finding the Fourth Proportional to 2,277,939.44, 3,143,622.02 and 1,259,409.80
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Solution
The fourth proportional to 2,277,939.44, 3,143,622.02 and 1,259,409.80 is: 1,738,021.78
Step by Step Solution
- Step 1: Write the proportion equation
2,277,939.44 : 3,143,622.02 = 1,259,409.80 : x - Step 2: Convert to fraction form
2,277,939.44/3,143,622.02 = 1,259,409.80/x - Step 3: Cross multiply
2,277,939.44x = 3,143,622.02 × 1,259,409.80 - Step 4: Simplify right side
2,277,939.44x = 3,959,108,357,468.64 - Step 5: Solve for x
x = 3,959,108,357,468.64/2,277,939.44 - Step 6: Final answer
x = 1,738,021.78
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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.