Finding the Fourth Proportional to 1,481,115.84, 2,043,939.36 and 802,052.16
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Solution
The fourth proportional to 1,481,115.84, 2,043,939.36 and 802,052.16 is: 1,106,831.71
Step by Step Solution
- Step 1: Write the proportion equation
1,481,115.84 : 2,043,939.36 = 802,052.16 : x - Step 2: Convert to fraction form
1,481,115.84/2,043,939.36 = 802,052.16/x - Step 3: Cross multiply
1,481,115.84x = 2,043,939.36 × 802,052.16 - Step 4: Simplify right side
1,481,115.84x = 1,639,345,978,597.02 - Step 5: Solve for x
x = 1,639,345,978,597.02/1,481,115.84 - Step 6: Final answer
x = 1,106,831.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.