Finding the Fourth Proportional to 1,765,936.05, 2,436,698.58 and 1,040,685.33
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Solution
The fourth proportional to 1,765,936.05, 2,436,698.58 and 1,040,685.33 is: 1,435,972.99
Step by Step Solution
- Step 1: Write the proportion equation
1,765,936.05 : 2,436,698.58 = 1,040,685.33 : x - Step 2: Convert to fraction form
1,765,936.05/2,436,698.58 = 1,040,685.33/x - Step 3: Cross multiply
1,765,936.05x = 2,436,698.58 × 1,040,685.33 - Step 4: Simplify right side
1,765,936.05x = 2,535,836,465,837.83 - Step 5: Solve for x
x = 2,535,836,465,837.83/1,765,936.05 - Step 6: Final answer
x = 1,435,972.99
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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.