Finding the Fourth Proportional to 2,741,720.92, 3,783,693.11 and 1,518,026.47
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Solution
The fourth proportional to 2,741,720.92, 3,783,693.11 and 1,518,026.47 is: 2,094,941.99
Step by Step Solution
- Step 1: Write the proportion equation
2,741,720.92 : 3,783,693.11 = 1,518,026.47 : x - Step 2: Convert to fraction form
2,741,720.92/3,783,693.11 = 1,518,026.47/x - Step 3: Cross multiply
2,741,720.92x = 3,783,693.11 × 1,518,026.47 - Step 4: Simplify right side
2,741,720.92x = 5,743,746,287,746.49 - Step 5: Solve for x
x = 5,743,746,287,746.49/2,741,720.92 - Step 6: Final answer
x = 2,094,941.99
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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.