Finding the Fourth Proportional to 1,324,289.93, 1,986,453.11 and 377,660.75
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Solution
The fourth proportional to 1,324,289.93, 1,986,453.11 and 377,660.75 is: 566,496.31
Step by Step Solution
- Step 1: Write the proportion equation
1,324,289.93 : 1,986,453.11 = 377,660.75 : x - Step 2: Convert to fraction form
1,324,289.93/1,986,453.11 = 377,660.75/x - Step 3: Cross multiply
1,324,289.93x = 1,986,453.11 × 377,660.75 - Step 4: Simplify right side
1,324,289.93x = 750,205,362,374.32 - Step 5: Solve for x
x = 750,205,362,374.32/1,324,289.93 - Step 6: Final answer
x = 566,496.31
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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.