Finding the Fourth Proportional to 4,285,361.04, 5,913,887.40 and 2,351,508.72
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Solution
The fourth proportional to 4,285,361.04, 5,913,887.40 and 2,351,508.72 is: 3,245,130.96
Step by Step Solution
- Step 1: Write the proportion equation
4,285,361.04 : 5,913,887.40 = 2,351,508.72 : x - Step 2: Convert to fraction form
4,285,361.04/5,913,887.40 = 2,351,508.72/x - Step 3: Cross multiply
4,285,361.04x = 5,913,887.40 × 2,351,508.72 - Step 4: Simplify right side
4,285,361.04x = 13,906,557,790,198.13 - Step 5: Solve for x
x = 13,906,557,790,198.13/4,285,361.04 - Step 6: Final answer
x = 3,245,130.96
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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.