Finding the Fourth Proportional to 1,119,135.70, 1,675,131.45 and 882,939.70
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Solution
The fourth proportional to 1,119,135.70, 1,675,131.45 and 882,939.70 is: 1,321,591.35
Step by Step Solution
- Step 1: Write the proportion equation
1,119,135.70 : 1,675,131.45 = 882,939.70 : x - Step 2: Convert to fraction form
1,119,135.70/1,675,131.45 = 882,939.70/x - Step 3: Cross multiply
1,119,135.70x = 1,675,131.45 × 882,939.70 - Step 4: Simplify right side
1,119,135.70x = 1,479,040,059,923.57 - Step 5: Solve for x
x = 1,479,040,059,923.57/1,119,135.70 - Step 6: Final answer
x = 1,321,591.35
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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.