Finding the Fourth Proportional to 1,367,324.26, 1,886,810.49 and 755,470.30
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Solution
The fourth proportional to 1,367,324.26, 1,886,810.49 and 755,470.30 is: 1,042,495.43
Step by Step Solution
- Step 1: Write the proportion equation
1,367,324.26 : 1,886,810.49 = 755,470.30 : x - Step 2: Convert to fraction form
1,367,324.26/1,886,810.49 = 755,470.30/x - Step 3: Cross multiply
1,367,324.26x = 1,886,810.49 × 755,470.30 - Step 4: Simplify right side
1,367,324.26x = 1,425,429,286,923.45 - Step 5: Solve for x
x = 1,425,429,286,923.45/1,367,324.26 - Step 6: Final answer
x = 1,042,495.43
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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.