Finding the Fourth Proportional to 1,925,163.94, 2,656,757.63 and 1,053,984.04
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Solution
The fourth proportional to 1,925,163.94, 2,656,757.63 and 1,053,984.04 is: 1,454,515.16
Step by Step Solution
- Step 1: Write the proportion equation
1,925,163.94 : 2,656,757.63 = 1,053,984.04 : x - Step 2: Convert to fraction form
1,925,163.94/2,656,757.63 = 1,053,984.04/x - Step 3: Cross multiply
1,925,163.94x = 2,656,757.63 × 1,053,984.04 - Step 4: Simplify right side
1,925,163.94x = 2,800,180,140,168.23 - Step 5: Solve for x
x = 2,800,180,140,168.23/1,925,163.94 - Step 6: Final answer
x = 1,454,515.16
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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.