Finding the Fourth Proportional to 1,093,374.09, 1,509,022.44 and 663,571.08
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Solution
The fourth proportional to 1,093,374.09, 1,509,022.44 and 663,571.08 is: 915,828.95
Step by Step Solution
- Step 1: Write the proportion equation
1,093,374.09 : 1,509,022.44 = 663,571.08 : x - Step 2: Convert to fraction form
1,093,374.09/1,509,022.44 = 663,571.08/x - Step 3: Cross multiply
1,093,374.09x = 1,509,022.44 × 663,571.08 - Step 4: Simplify right side
1,093,374.09x = 1,001,343,650,255.04 - Step 5: Solve for x
x = 1,001,343,650,255.04/1,093,374.09 - Step 6: Final answer
x = 915,828.95
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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.