Finding the Fourth Proportional to 3,106,845.56, 4,660,974.12 and 948,063.62
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Solution
The fourth proportional to 3,106,845.56, 4,660,974.12 and 948,063.62 is: 1,422,310.80
Step by Step Solution
- Step 1: Write the proportion equation
3,106,845.56 : 4,660,974.12 = 948,063.62 : x - Step 2: Convert to fraction form
3,106,845.56/4,660,974.12 = 948,063.62/x - Step 3: Cross multiply
3,106,845.56x = 4,660,974.12 × 948,063.62 - Step 4: Simplify right side
3,106,845.56x = 4,418,899,996,933.51 - Step 5: Solve for x
x = 4,418,899,996,933.51/3,106,845.56 - Step 6: Final answer
x = 1,422,310.80
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1.5x scale
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.