Finding the Fourth Proportional to 1,503,512.04, 2,072,839.36 and 1,194,440.14
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Solution
The fourth proportional to 1,503,512.04, 2,072,839.36 and 1,194,440.14 is: 1,646,732.75
Step by Step Solution
- Step 1: Write the proportion equation
1,503,512.04 : 2,072,839.36 = 1,194,440.14 : x - Step 2: Convert to fraction form
1,503,512.04/2,072,839.36 = 1,194,440.14/x - Step 3: Cross multiply
1,503,512.04x = 2,072,839.36 × 1,194,440.14 - Step 4: Simplify right side
1,503,512.04x = 2,475,882,519,019.51 - Step 5: Solve for x
x = 2,475,882,519,019.51/1,503,512.04 - Step 6: Final answer
x = 1,646,732.75
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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.