Finding the Fourth Proportional to 1,112,184.93, 1,534,803.66 and 622,148.09
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Solution
The fourth proportional to 1,112,184.93, 1,534,803.66 and 622,148.09 is: 858,557.91
Step by Step Solution
- Step 1: Write the proportion equation
1,112,184.93 : 1,534,803.66 = 622,148.09 : x - Step 2: Convert to fraction form
1,112,184.93/1,534,803.66 = 622,148.09/x - Step 3: Cross multiply
1,112,184.93x = 1,534,803.66 × 622,148.09 - Step 4: Simplify right side
1,112,184.93x = 954,875,165,594.01 - Step 5: Solve for x
x = 954,875,165,594.01/1,112,184.93 - Step 6: Final answer
x = 858,557.91
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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.