Finding the Fourth Proportional to 1,517,067.36, 2,093,613.48 and 872,487.18
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Solution
The fourth proportional to 1,517,067.36, 2,093,613.48 and 872,487.18 is: 1,204,067.12
Step by Step Solution
- Step 1: Write the proportion equation
1,517,067.36 : 2,093,613.48 = 872,487.18 : x - Step 2: Convert to fraction form
1,517,067.36/2,093,613.48 = 872,487.18/x - Step 3: Cross multiply
1,517,067.36x = 2,093,613.48 × 872,487.18 - Step 4: Simplify right side
1,517,067.36x = 1,826,650,921,175.19 - Step 5: Solve for x
x = 1,826,650,921,175.19/1,517,067.36 - Step 6: Final answer
x = 1,204,067.12
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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.