Finding the Fourth Proportional to 1,027,212.06, 1,541,259.21 and 396,568.74
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Solution
The fourth proportional to 1,027,212.06, 1,541,259.21 and 396,568.74 is: 595,023.41
Step by Step Solution
- Step 1: Write the proportion equation
1,027,212.06 : 1,541,259.21 = 396,568.74 : x - Step 2: Convert to fraction form
1,027,212.06/1,541,259.21 = 396,568.74/x - Step 3: Cross multiply
1,027,212.06x = 1,541,259.21 × 396,568.74 - Step 4: Simplify right side
1,027,212.06x = 611,215,222,923.10 - Step 5: Solve for x
x = 611,215,222,923.10/1,027,212.06 - Step 6: Final answer
x = 595,023.41
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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.