Finding the Fourth Proportional to 4,985,202.99, 7,474,809.24 and 1,948,952.55
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Solution
The fourth proportional to 4,985,202.99, 7,474,809.24 and 1,948,952.55 is: 2,922,257.84
Step by Step Solution
- Step 1: Write the proportion equation
4,985,202.99 : 7,474,809.24 = 1,948,952.55 : x - Step 2: Convert to fraction form
4,985,202.99/7,474,809.24 = 1,948,952.55/x - Step 3: Cross multiply
4,985,202.99x = 7,474,809.24 × 1,948,952.55 - Step 4: Simplify right side
4,985,202.99x = 14,568,048,529,061.56 - Step 5: Solve for x
x = 14,568,048,529,061.56/4,985,202.99 - Step 6: Final answer
x = 2,922,257.84
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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.