Finding the Fourth Proportional to 4,741,065.81, 6,542,620.97 and 2,565,561.33
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Solution
The fourth proportional to 4,741,065.81, 6,542,620.97 and 2,565,561.33 is: 3,540,447.66
Step by Step Solution
- Step 1: Write the proportion equation
4,741,065.81 : 6,542,620.97 = 2,565,561.33 : x - Step 2: Convert to fraction form
4,741,065.81/6,542,620.97 = 2,565,561.33/x - Step 3: Cross multiply
4,741,065.81x = 6,542,620.97 × 2,565,561.33 - Step 4: Simplify right side
4,741,065.81x = 16,785,495,344,651.28 - Step 5: Solve for x
x = 16,785,495,344,651.28/4,741,065.81 - Step 6: Final answer
x = 3,540,447.66
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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.