Finding the Fourth Proportional to 4,993,534.20, 7,477,629.30 and 2,747,134.20
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Solution
The fourth proportional to 4,993,534.20, 7,477,629.30 and 2,747,134.20 is: 4,113,729.95
Step by Step Solution
- Step 1: Write the proportion equation
4,993,534.20 : 7,477,629.30 = 2,747,134.20 : x - Step 2: Convert to fraction form
4,993,534.20/7,477,629.30 = 2,747,134.20/x - Step 3: Cross multiply
4,993,534.20x = 7,477,629.30 × 2,747,134.20 - Step 4: Simplify right side
4,993,534.20x = 20,542,051,184,952.06 - Step 5: Solve for x
x = 20,542,051,184,952.06/4,993,534.20 - Step 6: Final answer
x = 4,113,729.95
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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.