Finding the Fourth Proportional to 4,984,835.36, 7,477,250.28 and 1,198,316.96
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Solution
The fourth proportional to 4,984,835.36, 7,477,250.28 and 1,198,316.96 is: 1,797,474.78
Step by Step Solution
- Step 1: Write the proportion equation
4,984,835.36 : 7,477,250.28 = 1,198,316.96 : x - Step 2: Convert to fraction form
4,984,835.36/7,477,250.28 = 1,198,316.96/x - Step 3: Cross multiply
4,984,835.36x = 7,477,250.28 × 1,198,316.96 - Step 4: Simplify right side
4,984,835.36x = 8,960,115,824,688.75 - Step 5: Solve for x
x = 8,960,115,824,688.75/4,984,835.36 - Step 6: Final answer
x = 1,797,474.78
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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.