Finding the Fourth Proportional to 2,134,519.44, 2,945,635.84 and 1,167,649.46
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Solution
The fourth proportional to 2,134,519.44, 2,945,635.84 and 1,167,649.46 is: 1,611,355.71
Step by Step Solution
- Step 1: Write the proportion equation
2,134,519.44 : 2,945,635.84 = 1,167,649.46 : x - Step 2: Convert to fraction form
2,134,519.44/2,945,635.84 = 1,167,649.46/x - Step 3: Cross multiply
2,134,519.44x = 2,945,635.84 × 1,167,649.46 - Step 4: Simplify right side
2,134,519.44x = 3,439,470,097,932.65 - Step 5: Solve for x
x = 3,439,470,097,932.65/2,134,519.44 - Step 6: Final answer
x = 1,611,355.71
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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.