Finding the Fourth Proportional to 1,804,636.44, 2,490,232.68 and 1,040,542.38
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Solution
The fourth proportional to 1,804,636.44, 2,490,232.68 and 1,040,542.38 is: 1,435,853.00
Step by Step Solution
- Step 1: Write the proportion equation
1,804,636.44 : 2,490,232.68 = 1,040,542.38 : x - Step 2: Convert to fraction form
1,804,636.44/2,490,232.68 = 1,040,542.38/x - Step 3: Cross multiply
1,804,636.44x = 2,490,232.68 × 1,040,542.38 - Step 4: Simplify right side
1,804,636.44x = 2,591,192,639,600.98 - Step 5: Solve for x
x = 2,591,192,639,600.98/1,804,636.44 - Step 6: Final answer
x = 1,435,853.00
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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.