Finding the Fourth Proportional to 1,541,984.37, 2,128,161.01 and 888,485.23
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Solution
The fourth proportional to 1,541,984.37, 2,128,161.01 and 888,485.23 is: 1,226,237.87
Step by Step Solution
- Step 1: Write the proportion equation
1,541,984.37 : 2,128,161.01 = 888,485.23 : x - Step 2: Convert to fraction form
1,541,984.37/2,128,161.01 = 888,485.23/x - Step 3: Cross multiply
1,541,984.37x = 2,128,161.01 × 888,485.23 - Step 4: Simplify right side
1,541,984.37x = 1,890,839,624,446.88 - Step 5: Solve for x
x = 1,890,839,624,446.88/1,541,984.37 - Step 6: Final answer
x = 1,226,237.87
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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.