Finding the Fourth Proportional to 1,724,133.09, 2,379,490.57 and 949,843.27
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Solution
The fourth proportional to 1,724,133.09, 2,379,490.57 and 949,843.27 is: 1,310,886.68
Step by Step Solution
- Step 1: Write the proportion equation
1,724,133.09 : 2,379,490.57 = 949,843.27 : x - Step 2: Convert to fraction form
1,724,133.09/2,379,490.57 = 949,843.27/x - Step 3: Cross multiply
1,724,133.09x = 2,379,490.57 × 949,843.27 - Step 4: Simplify right side
1,724,133.09x = 2,260,143,108,104.63 - Step 5: Solve for x
x = 2,260,143,108,104.63/1,724,133.09 - Step 6: Final answer
x = 1,310,886.68
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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.