Finding the Fourth Proportional to 1,480,757.75, 2,221,136.93 and 534,128.38
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Solution
The fourth proportional to 1,480,757.75, 2,221,136.93 and 534,128.38 is: 801,192.68
Step by Step Solution
- Step 1: Write the proportion equation
1,480,757.75 : 2,221,136.93 = 534,128.38 : x - Step 2: Convert to fraction form
1,480,757.75/2,221,136.93 = 534,128.38/x - Step 3: Cross multiply
1,480,757.75x = 2,221,136.93 × 534,128.38 - Step 4: Simplify right side
1,480,757.75x = 1,186,372,270,179.07 - Step 5: Solve for x
x = 1,186,372,270,179.07/1,480,757.75 - Step 6: Final answer
x = 801,192.68
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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.