Finding the Fourth Proportional to 1,862,787.75, 2,794,207.55 and 533,091.75
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Solution
The fourth proportional to 1,862,787.75, 2,794,207.55 and 533,091.75 is: 799,645.04
Step by Step Solution
- Step 1: Write the proportion equation
1,862,787.75 : 2,794,207.55 = 533,091.75 : x - Step 2: Convert to fraction form
1,862,787.75/2,794,207.55 = 533,091.75/x - Step 3: Cross multiply
1,862,787.75x = 2,794,207.55 × 533,091.75 - Step 4: Simplify right side
1,862,787.75x = 1,489,568,990,027.25 - Step 5: Solve for x
x = 1,489,568,990,027.25/1,862,787.75 - Step 6: Final answer
x = 799,645.04
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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.