Finding the Fourth Proportional to 3,822,245.73, 5,733,316.76 and 1,299,659.49
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Solution
The fourth proportional to 3,822,245.73, 5,733,316.76 and 1,299,659.49 is: 1,949,471.61
Step by Step Solution
- Step 1: Write the proportion equation
3,822,245.73 : 5,733,316.76 = 1,299,659.49 : x - Step 2: Convert to fraction form
3,822,245.73/5,733,316.76 = 1,299,659.49/x - Step 3: Cross multiply
3,822,245.73x = 5,733,316.76 × 1,299,659.49 - Step 4: Simplify right side
3,822,245.73x = 7,451,359,529,811.76 - Step 5: Solve for x
x = 7,451,359,529,811.76/3,822,245.73 - Step 6: Final answer
x = 1,949,471.61
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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.