Finding the Fourth Proportional to 6,410,942.94, 9,617,969.61 and 1,923,218.94
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Solution
The fourth proportional to 6,410,942.94, 9,617,969.61 and 1,923,218.94 is: 2,885,294.95
Step by Step Solution
- Step 1: Write the proportion equation
6,410,942.94 : 9,617,969.61 = 1,923,218.94 : x - Step 2: Convert to fraction form
6,410,942.94/9,617,969.61 = 1,923,218.94/x - Step 3: Cross multiply
6,410,942.94x = 9,617,969.61 × 1,923,218.94 - Step 4: Simplify right side
6,410,942.94x = 18,497,461,318,296.41 - Step 5: Solve for x
x = 18,497,461,318,296.41/6,410,942.94 - Step 6: Final answer
x = 2,885,294.95
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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.