Finding the Fourth Proportional to 1,936,823.07, 2,905,565.49 and 798,963.24
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Solution
The fourth proportional to 1,936,823.07, 2,905,565.49 and 798,963.24 is: 1,198,581.35
Step by Step Solution
- Step 1: Write the proportion equation
1,936,823.07 : 2,905,565.49 = 798,963.24 : x - Step 2: Convert to fraction form
1,936,823.07/2,905,565.49 = 798,963.24/x - Step 3: Cross multiply
1,936,823.07x = 2,905,565.49 × 798,963.24 - Step 4: Simplify right side
1,936,823.07x = 2,321,440,017,922.59 - Step 5: Solve for x
x = 2,321,440,017,922.59/1,936,823.07 - Step 6: Final answer
x = 1,198,581.35
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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.