Finding the Fourth Proportional to 4,120,605.63, 5,686,328.02 and 2,285,059.24
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Solution
The fourth proportional to 4,120,605.63, 5,686,328.02 and 2,285,059.24 is: 3,153,322.00
Step by Step Solution
- Step 1: Write the proportion equation
4,120,605.63 : 5,686,328.02 = 2,285,059.24 : x - Step 2: Convert to fraction form
4,120,605.63/5,686,328.02 = 2,285,059.24/x - Step 3: Cross multiply
4,120,605.63x = 5,686,328.02 × 2,285,059.24 - Step 4: Simplify right side
4,120,605.63x = 12,993,596,383,771.90 - Step 5: Solve for x
x = 12,993,596,383,771.90/4,120,605.63 - Step 6: Final answer
x = 3,153,322.00
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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.