Finding the Fourth Proportional to 5,341,067.30, 7,370,662.91 and 2,893,739.18
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Solution
The fourth proportional to 5,341,067.30, 7,370,662.91 and 2,893,739.18 is: 3,993,354.66
Step by Step Solution
- Step 1: Write the proportion equation
5,341,067.30 : 7,370,662.91 = 2,893,739.18 : x - Step 2: Convert to fraction form
5,341,067.30/7,370,662.91 = 2,893,739.18/x - Step 3: Cross multiply
5,341,067.30x = 7,370,662.91 × 2,893,739.18 - Step 4: Simplify right side
5,341,067.30x = 21,328,775,993,917.80 - Step 5: Solve for x
x = 21,328,775,993,917.80/5,341,067.30 - Step 6: Final answer
x = 3,993,354.66
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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.