Finding the Fourth Proportional to 4,040,670.15, 5,576,242.92 and 2,205,246.27
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Solution
The fourth proportional to 4,040,670.15, 5,576,242.92 and 2,205,246.27 is: 3,043,304.31
Step by Step Solution
- Step 1: Write the proportion equation
4,040,670.15 : 5,576,242.92 = 2,205,246.27 : x - Step 2: Convert to fraction form
4,040,670.15/5,576,242.92 = 2,205,246.27/x - Step 3: Cross multiply
4,040,670.15x = 5,576,242.92 × 2,205,246.27 - Step 4: Simplify right side
4,040,670.15x = 12,296,988,899,943.91 - Step 5: Solve for x
x = 12,296,988,899,943.91/4,040,670.15 - Step 6: Final answer
x = 3,043,304.31
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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.