Finding the Fourth Proportional to 1,525,418.40, 2,286,694.98 and 513,832.44
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Solution
The fourth proportional to 1,525,418.40, 2,286,694.98 and 513,832.44 is: 770,266.09
Step by Step Solution
- Step 1: Write the proportion equation
1,525,418.40 : 2,286,694.98 = 513,832.44 : x - Step 2: Convert to fraction form
1,525,418.40/2,286,694.98 = 513,832.44/x - Step 3: Cross multiply
1,525,418.40x = 2,286,694.98 × 513,832.44 - Step 4: Simplify right side
1,525,418.40x = 1,174,978,061,109.15 - Step 5: Solve for x
x = 1,174,978,061,109.15/1,525,418.40 - Step 6: Final answer
x = 770,266.09
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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.