Finding the Fourth Proportional to 2,295,858.43, 3,168,313.78 and 1,263,485.08
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Solution
The fourth proportional to 2,295,858.43, 3,168,313.78 and 1,263,485.08 is: 1,743,625.45
Step by Step Solution
- Step 1: Write the proportion equation
2,295,858.43 : 3,168,313.78 = 1,263,485.08 : x - Step 2: Convert to fraction form
2,295,858.43/3,168,313.78 = 1,263,485.08/x - Step 3: Cross multiply
2,295,858.43x = 3,168,313.78 × 1,263,485.08 - Step 4: Simplify right side
2,295,858.43x = 4,003,117,189,788.40 - Step 5: Solve for x
x = 4,003,117,189,788.40/2,295,858.43 - Step 6: Final answer
x = 1,743,625.45
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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.