Finding the Fourth Proportional to 2,691,286.50, 3,714,065.06 and 1,467,658.99
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Solution
The fourth proportional to 2,691,286.50, 3,714,065.06 and 1,467,658.99 is: 2,025,418.32
Step by Step Solution
- Step 1: Write the proportion equation
2,691,286.50 : 3,714,065.06 = 1,467,658.99 : x - Step 2: Convert to fraction form
2,691,286.50/3,714,065.06 = 1,467,658.99/x - Step 3: Cross multiply
2,691,286.50x = 3,714,065.06 × 1,467,658.99 - Step 4: Simplify right side
2,691,286.50x = 5,450,980,974,753.89 - Step 5: Solve for x
x = 5,450,980,974,753.89/2,691,286.50 - Step 6: Final answer
x = 2,025,418.32
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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.