Finding the Fourth Proportional to 2,023,163.52, 2,791,933.04 and 1,105,372.92
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Solution
The fourth proportional to 2,023,163.52, 2,791,933.04 and 1,105,372.92 is: 1,525,396.81
Step by Step Solution
- Step 1: Write the proportion equation
2,023,163.52 : 2,791,933.04 = 1,105,372.92 : x - Step 2: Convert to fraction form
2,023,163.52/2,791,933.04 = 1,105,372.92/x - Step 3: Cross multiply
2,023,163.52x = 2,791,933.04 × 1,105,372.92 - Step 4: Simplify right side
2,023,163.52x = 3,086,127,176,869.28 - Step 5: Solve for x
x = 3,086,127,176,869.28/2,023,163.52 - Step 6: Final answer
x = 1,525,396.81
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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.