Finding the Fourth Proportional to 5,971,562.28, 8,957,343.36 and 1,982,474.28
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Solution
The fourth proportional to 5,971,562.28, 8,957,343.36 and 1,982,474.28 is: 2,973,711.40
Step by Step Solution
- Step 1: Write the proportion equation
5,971,562.28 : 8,957,343.36 = 1,982,474.28 : x - Step 2: Convert to fraction form
5,971,562.28/8,957,343.36 = 1,982,474.28/x - Step 3: Cross multiply
5,971,562.28x = 8,957,343.36 × 1,982,474.28 - Step 4: Simplify right side
5,971,562.28x = 17,757,702,828,328.78 - Step 5: Solve for x
x = 17,757,702,828,328.78/5,971,562.28 - Step 6: Final answer
x = 2,973,711.40
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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.