Finding the Fourth Proportional to 2,796,175.19, 3,858,685.08 and 1,572,480.31
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Solution
The fourth proportional to 2,796,175.19, 3,858,685.08 and 1,572,480.31 is: 2,170,002.20
Step by Step Solution
- Step 1: Write the proportion equation
2,796,175.19 : 3,858,685.08 = 1,572,480.31 : x - Step 2: Convert to fraction form
2,796,175.19/3,858,685.08 = 1,572,480.31/x - Step 3: Cross multiply
2,796,175.19x = 3,858,685.08 × 1,572,480.31 - Step 4: Simplify right side
2,796,175.19x = 6,067,706,310,790.78 - Step 5: Solve for x
x = 6,067,706,310,790.78/2,796,175.19 - Step 6: Final answer
x = 2,170,002.20
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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.