Finding the Fourth Proportional to 4,713,729.94, 6,504,764.20 and 2,881,256.41
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Solution
The fourth proportional to 4,713,729.94, 6,504,764.20 and 2,881,256.41 is: 3,976,021.92
Step by Step Solution
- Step 1: Write the proportion equation
4,713,729.94 : 6,504,764.20 = 2,881,256.41 : x - Step 2: Convert to fraction form
4,713,729.94/6,504,764.20 = 2,881,256.41/x - Step 3: Cross multiply
4,713,729.94x = 6,504,764.20 × 2,881,256.41 - Step 4: Simplify right side
4,713,729.94x = 18,741,893,546,788.52 - Step 5: Solve for x
x = 18,741,893,546,788.52/4,713,729.94 - Step 6: Final answer
x = 3,976,021.92
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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.