Finding the Fourth Proportional to 4,040,370.76, 5,576,877.66 and 2,388,048.52
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Solution
The fourth proportional to 4,040,370.76, 5,576,877.66 and 2,388,048.52 is: 3,296,196.12
Step by Step Solution
- Step 1: Write the proportion equation
4,040,370.76 : 5,576,877.66 = 2,388,048.52 : x - Step 2: Convert to fraction form
4,040,370.76/5,576,877.66 = 2,388,048.52/x - Step 3: Cross multiply
4,040,370.76x = 5,576,877.66 × 2,388,048.52 - Step 4: Simplify right side
4,040,370.76x = 13,317,854,442,184.06 - Step 5: Solve for x
x = 13,317,854,442,184.06/4,040,370.76 - Step 6: Final answer
x = 3,296,196.12
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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.