Finding the Fourth Proportional to 1,242,691.26, 1,714,713.88 and 698,794.62
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Solution
The fourth proportional to 1,242,691.26, 1,714,713.88 and 698,794.62 is: 964,224.08
Step by Step Solution
- Step 1: Write the proportion equation
1,242,691.26 : 1,714,713.88 = 698,794.62 : x - Step 2: Convert to fraction form
1,242,691.26/1,714,713.88 = 698,794.62/x - Step 3: Cross multiply
1,242,691.26x = 1,714,713.88 × 698,794.62 - Step 4: Simplify right side
1,242,691.26x = 1,198,232,834,183.33 - Step 5: Solve for x
x = 1,198,232,834,183.33/1,242,691.26 - Step 6: Final answer
x = 964,224.08
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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.