Finding the Fourth Proportional to 1,523,361.44, 2,285,238.72 and 512,047.28
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Solution
The fourth proportional to 1,523,361.44, 2,285,238.72 and 512,047.28 is: 768,136.99
Step by Step Solution
- Step 1: Write the proportion equation
1,523,361.44 : 2,285,238.72 = 512,047.28 : x - Step 2: Convert to fraction form
1,523,361.44/2,285,238.72 = 512,047.28/x - Step 3: Cross multiply
1,523,361.44x = 2,285,238.72 × 512,047.28 - Step 4: Simplify right side
1,523,361.44x = 1,170,150,270,726.68 - Step 5: Solve for x
x = 1,170,150,270,726.68/1,523,361.44 - Step 6: Final answer
x = 768,136.99
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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.