Finding the Fourth Proportional to 3,644,966.99, 5,467,413.02 and 2,106,983.80
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Solution
The fourth proportional to 3,644,966.99, 5,467,413.02 and 2,106,983.80 is: 3,160,454.04
Step by Step Solution
- Step 1: Write the proportion equation
3,644,966.99 : 5,467,413.02 = 2,106,983.80 : x - Step 2: Convert to fraction form
3,644,966.99/5,467,413.02 = 2,106,983.80/x - Step 3: Cross multiply
3,644,966.99x = 5,467,413.02 × 2,106,983.80 - Step 4: Simplify right side
3,644,966.99x = 11,519,750,633,712.01 - Step 5: Solve for x
x = 11,519,750,633,712.01/3,644,966.99 - Step 6: Final answer
x = 3,160,454.04
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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.