Finding the Fourth Proportional to 1,599,136.38, 2,399,120.10 and 477,205.38
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Solution
The fourth proportional to 1,599,136.38, 2,399,120.10 and 477,205.38 is: 715,932.07
Step by Step Solution
- Step 1: Write the proportion equation
1,599,136.38 : 2,399,120.10 = 477,205.38 : x - Step 2: Convert to fraction form
1,599,136.38/2,399,120.10 = 477,205.38/x - Step 3: Cross multiply
1,599,136.38x = 2,399,120.10 × 477,205.38 - Step 4: Simplify right side
1,599,136.38x = 1,144,873,018,986.14 - Step 5: Solve for x
x = 1,144,873,018,986.14/1,599,136.38 - Step 6: Final answer
x = 715,932.07
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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.