Finding the Fourth Proportional to 3,192,429.15, 4,784,485.18 and 1,296,954.63
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Solution
The fourth proportional to 3,192,429.15, 4,784,485.18 and 1,296,954.63 is: 1,943,742.49
Step by Step Solution
- Step 1: Write the proportion equation
3,192,429.15 : 4,784,485.18 = 1,296,954.63 : x - Step 2: Convert to fraction form
3,192,429.15/4,784,485.18 = 1,296,954.63/x - Step 3: Cross multiply
3,192,429.15x = 4,784,485.18 × 1,296,954.63 - Step 4: Simplify right side
3,192,429.15x = 6,205,260,179,202.57 - Step 5: Solve for x
x = 6,205,260,179,202.57/3,192,429.15 - Step 6: Final answer
x = 1,943,742.49
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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.