Finding the Fourth Proportional to 1,141,574.11, 1,576,431.25 and 854,595.97
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Solution
The fourth proportional to 1,141,574.11, 1,576,431.25 and 854,595.97 is: 1,180,135.20
Step by Step Solution
- Step 1: Write the proportion equation
1,141,574.11 : 1,576,431.25 = 854,595.97 : x - Step 2: Convert to fraction form
1,141,574.11/1,576,431.25 = 854,595.97/x - Step 3: Cross multiply
1,141,574.11x = 1,576,431.25 × 854,595.97 - Step 4: Simplify right side
1,141,574.11x = 1,347,211,787,154.49 - Step 5: Solve for x
x = 1,347,211,787,154.49/1,141,574.11 - Step 6: Final answer
x = 1,180,135.20
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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.