Finding the Fourth Proportional to 1,368,621.26, 1,886,686.26 and 959,484.32
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Solution
The fourth proportional to 1,368,621.26, 1,886,686.26 and 959,484.32 is: 1,322,678.48
Step by Step Solution
- Step 1: Write the proportion equation
1,368,621.26 : 1,886,686.26 = 959,484.32 : x - Step 2: Convert to fraction form
1,368,621.26/1,886,686.26 = 959,484.32/x - Step 3: Cross multiply
1,368,621.26x = 1,886,686.26 × 959,484.32 - Step 4: Simplify right side
1,368,621.26x = 1,810,245,883,229.44 - Step 5: Solve for x
x = 1,810,245,883,229.44/1,368,621.26 - Step 6: Final answer
x = 1,322,678.48
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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.