Finding the Fourth Proportional to 1,775,747.76, 2,451,198.30 and 1,163,939.94
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Solution
The fourth proportional to 1,775,747.76, 2,451,198.30 and 1,163,939.94 is: 1,606,673.91
Step by Step Solution
- Step 1: Write the proportion equation
1,775,747.76 : 2,451,198.30 = 1,163,939.94 : x - Step 2: Convert to fraction form
1,775,747.76/2,451,198.30 = 1,163,939.94/x - Step 3: Cross multiply
1,775,747.76x = 2,451,198.30 × 1,163,939.94 - Step 4: Simplify right side
1,775,747.76x = 2,853,047,602,230.10 - Step 5: Solve for x
x = 2,853,047,602,230.10/1,775,747.76 - Step 6: Final answer
x = 1,606,673.91
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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.