Finding the Fourth Proportional to 1,694,799.09, 2,542,197.83 and 432,626.31
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Solution
The fourth proportional to 1,694,799.09, 2,542,197.83 and 432,626.31 is: 648,939.26
Step by Step Solution
- Step 1: Write the proportion equation
1,694,799.09 : 2,542,197.83 = 432,626.31 : x - Step 2: Convert to fraction form
1,694,799.09/2,542,197.83 = 432,626.31/x - Step 3: Cross multiply
1,694,799.09x = 2,542,197.83 × 432,626.31 - Step 4: Simplify right side
1,694,799.09x = 1,099,821,664,319.78 - Step 5: Solve for x
x = 1,099,821,664,319.78/1,694,799.09 - Step 6: Final answer
x = 648,939.26
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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.