Finding the Fourth Proportional to 3,025,893.28, 4,175,433.68 and 1,801,955.36
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Solution
The fourth proportional to 3,025,893.28, 4,175,433.68 and 1,801,955.36 is: 2,486,520.31
Step by Step Solution
- Step 1: Write the proportion equation
3,025,893.28 : 4,175,433.68 = 1,801,955.36 : x - Step 2: Convert to fraction form
3,025,893.28/4,175,433.68 = 1,801,955.36/x - Step 3: Cross multiply
3,025,893.28x = 4,175,433.68 × 1,801,955.36 - Step 4: Simplify right side
3,025,893.28x = 7,523,945,100,000.53 - Step 5: Solve for x
x = 7,523,945,100,000.53/3,025,893.28 - Step 6: Final answer
x = 2,486,520.31
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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.