Finding the Fourth Proportional to 3,027,942.50, 4,178,507.99 and 1,651,296.87
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Solution
The fourth proportional to 3,027,942.50, 4,178,507.99 and 1,651,296.87 is: 2,278,760.96
Step by Step Solution
- Step 1: Write the proportion equation
3,027,942.50 : 4,178,507.99 = 1,651,296.87 : x - Step 2: Convert to fraction form
3,027,942.50/4,178,507.99 = 1,651,296.87/x - Step 3: Cross multiply
3,027,942.50x = 4,178,507.99 × 1,651,296.87 - Step 4: Simplify right side
3,027,942.50x = 6,899,957,156,900.51 - Step 5: Solve for x
x = 6,899,957,156,900.51/3,027,942.50 - Step 6: Final answer
x = 2,278,760.96
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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.