Finding the Fourth Proportional to 1,064,644.74, 1,469,231.97 and 581,230.26
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Solution
The fourth proportional to 1,064,644.74, 1,469,231.97 and 581,230.26 is: 802,109.89
Step by Step Solution
- Step 1: Write the proportion equation
1,064,644.74 : 1,469,231.97 = 581,230.26 : x - Step 2: Convert to fraction form
1,064,644.74/1,469,231.97 = 581,230.26/x - Step 3: Cross multiply
1,064,644.74x = 1,469,231.97 × 581,230.26 - Step 4: Simplify right side
1,064,644.74x = 853,962,079,923.41 - Step 5: Solve for x
x = 853,962,079,923.41/1,064,644.74 - Step 6: Final answer
x = 802,109.89
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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.