Finding the Fourth Proportional to 1,263,425.24, 1,896,450.42 and 731,984.60
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Solution
The fourth proportional to 1,263,425.24, 1,896,450.42 and 731,984.60 is: 1,098,737.35
Step by Step Solution
- Step 1: Write the proportion equation
1,263,425.24 : 1,896,450.42 = 731,984.60 : x - Step 2: Convert to fraction form
1,263,425.24/1,896,450.42 = 731,984.60/x - Step 3: Cross multiply
1,263,425.24x = 1,896,450.42 × 731,984.60 - Step 4: Simplify right side
1,263,425.24x = 1,388,172,502,103.53 - Step 5: Solve for x
x = 1,388,172,502,103.53/1,263,425.24 - Step 6: Final answer
x = 1,098,737.35
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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.