Finding the Fourth Proportional to 4,207,048.21, 5,805,726.41 and 2,273,308.73
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Solution
The fourth proportional to 4,207,048.21, 5,805,726.41 and 2,273,308.73 is: 3,137,165.98
Step by Step Solution
- Step 1: Write the proportion equation
4,207,048.21 : 5,805,726.41 = 2,273,308.73 : x - Step 2: Convert to fraction form
4,207,048.21/5,805,726.41 = 2,273,308.73/x - Step 3: Cross multiply
4,207,048.21x = 5,805,726.41 × 2,273,308.73 - Step 4: Simplify right side
4,207,048.21x = 13,198,208,531,844.56 - Step 5: Solve for x
x = 13,198,208,531,844.56/4,207,048.21 - Step 6: Final answer
x = 3,137,165.98
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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.