Finding the Fourth Proportional to 1,116,107.99, 1,540,221.37 and 606,810.36
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Solution
The fourth proportional to 1,116,107.99, 1,540,221.37 and 606,810.36 is: 837,394.13
Step by Step Solution
- Step 1: Write the proportion equation
1,116,107.99 : 1,540,221.37 = 606,810.36 : x - Step 2: Convert to fraction form
1,116,107.99/1,540,221.37 = 606,810.36/x - Step 3: Cross multiply
1,116,107.99x = 1,540,221.37 × 606,810.36 - Step 4: Simplify right side
1,116,107.99x = 934,622,284,009.39 - Step 5: Solve for x
x = 934,622,284,009.39/1,116,107.99 - Step 6: Final answer
x = 837,394.13
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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.