Finding the Fourth Proportional to 2,265,299.87, 3,125,410.11 and 1,285,077.56
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Solution
The fourth proportional to 2,265,299.87, 3,125,410.11 and 1,285,077.56 is: 1,773,007.82
Step by Step Solution
- Step 1: Write the proportion equation
2,265,299.87 : 3,125,410.11 = 1,285,077.56 : x - Step 2: Convert to fraction form
2,265,299.87/3,125,410.11 = 1,285,077.56/x - Step 3: Cross multiply
2,265,299.87x = 3,125,410.11 × 1,285,077.56 - Step 4: Simplify right side
2,265,299.87x = 4,016,394,382,531.08 - Step 5: Solve for x
x = 4,016,394,382,531.08/2,265,299.87 - Step 6: Final answer
x = 1,773,007.82
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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.