Finding the Fourth Proportional to 1,259,822.92, 1,889,717.97 and 313,201.84
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Solution
The fourth proportional to 1,259,822.92, 1,889,717.97 and 313,201.84 is: 469,798.68
Step by Step Solution
- Step 1: Write the proportion equation
1,259,822.92 : 1,889,717.97 = 313,201.84 : x - Step 2: Convert to fraction form
1,259,822.92/1,889,717.97 = 313,201.84/x - Step 3: Cross multiply
1,259,822.92x = 1,889,717.97 × 313,201.84 - Step 4: Simplify right side
1,259,822.92x = 591,863,145,285.07 - Step 5: Solve for x
x = 591,863,145,285.07/1,259,822.92 - Step 6: Final answer
x = 469,798.68
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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.