Finding the Fourth Proportional to 2,302,738.80, 3,177,709.56 and 1,284,316.08
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Solution
The fourth proportional to 2,302,738.80, 3,177,709.56 and 1,284,316.08 is: 1,772,317.16
Step by Step Solution
- Step 1: Write the proportion equation
2,302,738.80 : 3,177,709.56 = 1,284,316.08 : x - Step 2: Convert to fraction form
2,302,738.80/3,177,709.56 = 1,284,316.08/x - Step 3: Cross multiply
2,302,738.80x = 3,177,709.56 × 1,284,316.08 - Step 4: Simplify right side
2,302,738.80x = 4,081,183,485,477.73 - Step 5: Solve for x
x = 4,081,183,485,477.73/2,302,738.80 - Step 6: Final answer
x = 1,772,317.16
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.