Finding the Fourth Proportional to 4,384,378.36, 6,576,570.74 and 1,189,504.27
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Solution
The fourth proportional to 4,384,378.36, 6,576,570.74 and 1,189,504.27 is: 1,784,257.27
Step by Step Solution
- Step 1: Write the proportion equation
4,384,378.36 : 6,576,570.74 = 1,189,504.27 : x - Step 2: Convert to fraction form
4,384,378.36/6,576,570.74 = 1,189,504.27/x - Step 3: Cross multiply
4,384,378.36x = 6,576,570.74 × 1,189,504.27 - Step 4: Simplify right side
4,384,378.36x = 7,822,858,977,187.06 - Step 5: Solve for x
x = 7,822,858,977,187.06/4,384,378.36 - Step 6: Final answer
x = 1,784,257.27
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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.