Finding the Fourth Proportional to 4,778,120.96, 7,167,093.04 and 1,183,896.64
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Solution
The fourth proportional to 4,778,120.96, 7,167,093.04 and 1,183,896.64 is: 1,775,823.06
Step by Step Solution
- Step 1: Write the proportion equation
4,778,120.96 : 7,167,093.04 = 1,183,896.64 : x - Step 2: Convert to fraction form
4,778,120.96/7,167,093.04 = 1,183,896.64/x - Step 3: Cross multiply
4,778,120.96x = 7,167,093.04 × 1,183,896.64 - Step 4: Simplify right side
4,778,120.96x = 8,485,097,368,623.39 - Step 5: Solve for x
x = 8,485,097,368,623.39/4,778,120.96 - Step 6: Final answer
x = 1,775,823.06
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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.