Finding the Fourth Proportional to 1,064,896.12, 1,469,554.95 and 682,922.26
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Solution
The fourth proportional to 1,064,896.12, 1,469,554.95 and 682,922.26 is: 942,431.63
Step by Step Solution
- Step 1: Write the proportion equation
1,064,896.12 : 1,469,554.95 = 682,922.26 : x - Step 2: Convert to fraction form
1,064,896.12/1,469,554.95 = 682,922.26/x - Step 3: Cross multiply
1,064,896.12x = 1,469,554.95 × 682,922.26 - Step 4: Simplify right side
1,064,896.12x = 1,003,591,787,648.19 - Step 5: Solve for x
x = 1,003,591,787,648.19/1,064,896.12 - Step 6: Final answer
x = 942,431.63
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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.