Finding the Fourth Proportional to 1,873,163.34, 2,584,972.80 and 1,013,723.37
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Solution
The fourth proportional to 1,873,163.34, 2,584,972.80 and 1,013,723.37 is: 1,398,942.25
Step by Step Solution
- Step 1: Write the proportion equation
1,873,163.34 : 2,584,972.80 = 1,013,723.37 : x - Step 2: Convert to fraction form
1,873,163.34/2,584,972.80 = 1,013,723.37/x - Step 3: Cross multiply
1,873,163.34x = 2,584,972.80 × 1,013,723.37 - Step 4: Simplify right side
1,873,163.34x = 2,620,447,338,174.34 - Step 5: Solve for x
x = 2,620,447,338,174.34/1,873,163.34 - Step 6: Final answer
x = 1,398,942.25
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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.