Finding the Fourth Proportional to 3,112,634.26, 4,295,442.90 and 1,736,067.14
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Solution
The fourth proportional to 3,112,634.26, 4,295,442.90 and 1,736,067.14 is: 2,395,776.90
Step by Step Solution
- Step 1: Write the proportion equation
3,112,634.26 : 4,295,442.90 = 1,736,067.14 : x - Step 2: Convert to fraction form
3,112,634.26/4,295,442.90 = 1,736,067.14/x - Step 3: Cross multiply
3,112,634.26x = 4,295,442.90 × 1,736,067.14 - Step 4: Simplify right side
3,112,634.26x = 7,457,177,270,436.31 - Step 5: Solve for x
x = 7,457,177,270,436.31/3,112,634.26 - Step 6: Final answer
x = 2,395,776.90
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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.