Finding the Fourth Proportional to 2,659,363.97, 3,990,518.53 and 1,649,028.29
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Solution
The fourth proportional to 2,659,363.97, 3,990,518.53 and 1,649,028.29 is: 2,474,455.55
Step by Step Solution
- Step 1: Write the proportion equation
2,659,363.97 : 3,990,518.53 = 1,649,028.29 : x - Step 2: Convert to fraction form
2,659,363.97/3,990,518.53 = 1,649,028.29/x - Step 3: Cross multiply
2,659,363.97x = 3,990,518.53 × 1,649,028.29 - Step 4: Simplify right side
2,659,363.97x = 6,580,477,923,664.05 - Step 5: Solve for x
x = 6,580,477,923,664.05/2,659,363.97 - Step 6: Final answer
x = 2,474,455.55
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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.