Finding the Fourth Proportional to 1,476,694.63, 2,037,839.40 and 797,631.13
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Solution
The fourth proportional to 1,476,694.63, 2,037,839.40 and 797,631.13 is: 1,100,731.40
Step by Step Solution
- Step 1: Write the proportion equation
1,476,694.63 : 2,037,839.40 = 797,631.13 : x - Step 2: Convert to fraction form
1,476,694.63/2,037,839.40 = 797,631.13/x - Step 3: Cross multiply
1,476,694.63x = 2,037,839.40 × 797,631.13 - Step 4: Simplify right side
1,476,694.63x = 1,625,444,143,380.52 - Step 5: Solve for x
x = 1,625,444,143,380.52/1,476,694.63 - Step 6: Final answer
x = 1,100,731.40
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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.