Finding the Fourth Proportional to 2,512,352.10, 3,467,089.80 and 1,366,440.24
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Solution
The fourth proportional to 2,512,352.10, 3,467,089.80 and 1,366,440.24 is: 1,885,711.41
Step by Step Solution
- Step 1: Write the proportion equation
2,512,352.10 : 3,467,089.80 = 1,366,440.24 : x - Step 2: Convert to fraction form
2,512,352.10/3,467,089.80 = 1,366,440.24/x - Step 3: Cross multiply
2,512,352.10x = 3,467,089.80 × 1,366,440.24 - Step 4: Simplify right side
2,512,352.10x = 4,737,571,018,413.55 - Step 5: Solve for x
x = 4,737,571,018,413.55/2,512,352.10 - Step 6: Final answer
x = 1,885,711.41
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1.5x scale
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.