Finding the Fourth Proportional to 1,295,960.22, 1,943,867.67 and 397,399.49
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Solution
The fourth proportional to 1,295,960.22, 1,943,867.67 and 397,399.49 is: 596,076.96
Step by Step Solution
- Step 1: Write the proportion equation
1,295,960.22 : 1,943,867.67 = 397,399.49 : x - Step 2: Convert to fraction form
1,295,960.22/1,943,867.67 = 397,399.49/x - Step 3: Cross multiply
1,295,960.22x = 1,943,867.67 × 397,399.49 - Step 4: Simplify right side
1,295,960.22x = 772,492,022,232.53 - Step 5: Solve for x
x = 772,492,022,232.53/1,295,960.22 - Step 6: Final answer
x = 596,076.96
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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.