Finding the Fourth Proportional to 2,094,246.72, 2,889,981.36 and 1,279,812.24
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Solution
The fourth proportional to 2,094,246.72, 2,889,981.36 and 1,279,812.24 is: 1,766,092.54
Step by Step Solution
- Step 1: Write the proportion equation
2,094,246.72 : 2,889,981.36 = 1,279,812.24 : x - Step 2: Convert to fraction form
2,094,246.72/2,889,981.36 = 1,279,812.24/x - Step 3: Cross multiply
2,094,246.72x = 2,889,981.36 × 1,279,812.24 - Step 4: Simplify right side
2,094,246.72x = 3,698,633,517,899.85 - Step 5: Solve for x
x = 3,698,633,517,899.85/2,094,246.72 - Step 6: Final answer
x = 1,766,092.54
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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.