Finding the Fourth Proportional to 3,067,171.11, 4,232,825.66 and 1,709,043.75
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Solution
The fourth proportional to 3,067,171.11, 4,232,825.66 and 1,709,043.75 is: 2,358,552.55
Step by Step Solution
- Step 1: Write the proportion equation
3,067,171.11 : 4,232,825.66 = 1,709,043.75 : x - Step 2: Convert to fraction form
3,067,171.11/4,232,825.66 = 1,709,043.75/x - Step 3: Cross multiply
3,067,171.11x = 4,232,825.66 × 1,709,043.75 - Step 4: Simplify right side
3,067,171.11x = 7,234,084,230,517.41 - Step 5: Solve for x
x = 7,234,084,230,517.41/3,067,171.11 - Step 6: Final answer
x = 2,358,552.55
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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.