Finding the Fourth Proportional to 4,756,163.20, 7,134,244.80 and 2,964,572.80
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Solution
The fourth proportional to 4,756,163.20, 7,134,244.80 and 2,964,572.80 is: 4,446,859.20
Step by Step Solution
- Step 1: Write the proportion equation
4,756,163.20 : 7,134,244.80 = 2,964,572.80 : x - Step 2: Convert to fraction form
4,756,163.20/7,134,244.80 = 2,964,572.80/x - Step 3: Cross multiply
4,756,163.20x = 7,134,244.80 × 2,964,572.80 - Step 4: Simplify right side
4,756,163.20x = 21,149,988,082,621.44 - Step 5: Solve for x
x = 21,149,988,082,621.44/4,756,163.20 - Step 6: Final answer
x = 4,446,859.20
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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.