Finding the Fourth Proportional to 1,306,309.87, 1,802,608.09 and 733,239.33
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Solution
The fourth proportional to 1,306,309.87, 1,802,608.09 and 733,239.33 is: 1,011,814.41
Step by Step Solution
- Step 1: Write the proportion equation
1,306,309.87 : 1,802,608.09 = 733,239.33 : x - Step 2: Convert to fraction form
1,306,309.87/1,802,608.09 = 733,239.33/x - Step 3: Cross multiply
1,306,309.87x = 1,802,608.09 × 733,239.33 - Step 4: Simplify right side
1,306,309.87x = 1,321,743,148,164.18 - Step 5: Solve for x
x = 1,321,743,148,164.18/1,306,309.87 - Step 6: Final answer
x = 1,011,814.41
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.