Finding the Fourth Proportional to 2,840,760.36, 3,920,229.36 and 1,551,601.08
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Solution
The fourth proportional to 2,840,760.36, 3,920,229.36 and 1,551,601.08 is: 2,141,198.60
Step by Step Solution
- Step 1: Write the proportion equation
2,840,760.36 : 3,920,229.36 = 1,551,601.08 : x - Step 2: Convert to fraction form
2,840,760.36/3,920,229.36 = 1,551,601.08/x - Step 3: Cross multiply
2,840,760.36x = 3,920,229.36 × 1,551,601.08 - Step 4: Simplify right side
2,840,760.36x = 6,082,632,108,823.71 - Step 5: Solve for x
x = 6,082,632,108,823.71/2,840,760.36 - Step 6: Final answer
x = 2,141,198.60
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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.