Finding the Fourth Proportional to 2,275,622.97, 3,412,291.74 and 758,768.97
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Solution
The fourth proportional to 2,275,622.97, 3,412,291.74 and 758,768.97 is: 1,137,772.44
Step by Step Solution
- Step 1: Write the proportion equation
2,275,622.97 : 3,412,291.74 = 758,768.97 : x - Step 2: Convert to fraction form
2,275,622.97/3,412,291.74 = 758,768.97/x - Step 3: Cross multiply
2,275,622.97x = 3,412,291.74 × 758,768.97 - Step 4: Simplify right side
2,275,622.97x = 2,589,141,088,899.31 - Step 5: Solve for x
x = 2,589,141,088,899.31/2,275,622.97 - Step 6: Final answer
x = 1,137,772.44
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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.