Finding the Fourth Proportional to 2,414,947.80, 3,622,421.70 and 1,295,203.80
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Solution
The fourth proportional to 2,414,947.80, 3,622,421.70 and 1,295,203.80 is: 1,942,805.70
Step by Step Solution
- Step 1: Write the proportion equation
2,414,947.80 : 3,622,421.70 = 1,295,203.80 : x - Step 2: Convert to fraction form
2,414,947.80/3,622,421.70 = 1,295,203.80/x - Step 3: Cross multiply
2,414,947.80x = 3,622,421.70 × 1,295,203.80 - Step 4: Simplify right side
2,414,947.80x = 4,691,774,351,042.46 - Step 5: Solve for x
x = 4,691,774,351,042.46/2,414,947.80 - Step 6: Final answer
x = 1,942,805.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.