Finding the Fourth Proportional to 2,631,450.87, 3,631,490.06 and 1,612,658.79
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Solution
The fourth proportional to 2,631,450.87, 3,631,490.06 and 1,612,658.79 is: 2,225,522.97
Step by Step Solution
- Step 1: Write the proportion equation
2,631,450.87 : 3,631,490.06 = 1,612,658.79 : x - Step 2: Convert to fraction form
2,631,450.87/3,631,490.06 = 1,612,658.79/x - Step 3: Cross multiply
2,631,450.87x = 3,631,490.06 × 1,612,658.79 - Step 4: Simplify right side
2,631,450.87x = 5,856,354,357,993.33 - Step 5: Solve for x
x = 5,856,354,357,993.33/2,631,450.87 - Step 6: Final answer
x = 2,225,522.97
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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.