Finding the Fourth Proportional to 3,867,318.11, 5,335,033.01 and 2,576,506.97
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Solution
The fourth proportional to 3,867,318.11, 5,335,033.01 and 2,576,506.97 is: 3,554,336.45
Step by Step Solution
- Step 1: Write the proportion equation
3,867,318.11 : 5,335,033.01 = 2,576,506.97 : x - Step 2: Convert to fraction form
3,867,318.11/5,335,033.01 = 2,576,506.97/x - Step 3: Cross multiply
3,867,318.11x = 5,335,033.01 × 2,576,506.97 - Step 4: Simplify right side
3,867,318.11x = 13,745,749,735,900.13 - Step 5: Solve for x
x = 13,745,749,735,900.13/3,867,318.11 - Step 6: Final answer
x = 3,554,336.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.