Finding the Fourth Proportional to 4,300,048.36, 5,933,917.98 and 2,366,128.12
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Solution
The fourth proportional to 4,300,048.36, 5,933,917.98 and 2,366,128.12 is: 3,265,174.95
Step by Step Solution
- Step 1: Write the proportion equation
4,300,048.36 : 5,933,917.98 = 2,366,128.12 : x - Step 2: Convert to fraction form
4,300,048.36/5,933,917.98 = 2,366,128.12/x - Step 3: Cross multiply
4,300,048.36x = 5,933,917.98 × 2,366,128.12 - Step 4: Simplify right side
4,300,048.36x = 14,040,410,194,251.60 - Step 5: Solve for x
x = 14,040,410,194,251.60/4,300,048.36 - Step 6: Final answer
x = 3,265,174.95
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1.5x scale
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.