Finding the Fourth Proportional to 1,198,314.77, 1,793,983.86 and 628,344.29
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Solution
The fourth proportional to 1,198,314.77, 1,793,983.86 and 628,344.29 is: 940,687.32
Step by Step Solution
- Step 1: Write the proportion equation
1,198,314.77 : 1,793,983.86 = 628,344.29 : x - Step 2: Convert to fraction form
1,198,314.77/1,793,983.86 = 628,344.29/x - Step 3: Cross multiply
1,198,314.77x = 1,793,983.86 × 628,344.29 - Step 4: Simplify right side
1,198,314.77x = 1,127,239,505,813.24 - Step 5: Solve for x
x = 1,127,239,505,813.24/1,198,314.77 - Step 6: Final answer
x = 940,687.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.