Finding the Fourth Proportional to 1,889,373.92, 2,833,768.66 and 691,015.97
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Solution
The fourth proportional to 1,889,373.92, 2,833,768.66 and 691,015.97 is: 1,036,417.08
Step by Step Solution
- Step 1: Write the proportion equation
1,889,373.92 : 2,833,768.66 = 691,015.97 : x - Step 2: Convert to fraction form
1,889,373.92/2,833,768.66 = 691,015.97/x - Step 3: Cross multiply
1,889,373.92x = 2,833,768.66 × 691,015.97 - Step 4: Simplify right side
1,889,373.92x = 1,958,179,399,345.50 - Step 5: Solve for x
x = 1,958,179,399,345.50/1,889,373.92 - Step 6: Final answer
x = 1,036,417.08
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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.