Finding the Fourth Proportional to 2,826,144.15, 3,900,957.02 and 2,246,395.97
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Solution
The fourth proportional to 2,826,144.15, 3,900,957.02 and 2,246,395.97 is: 3,100,724.39
Step by Step Solution
- Step 1: Write the proportion equation
2,826,144.15 : 3,900,957.02 = 2,246,395.97 : x - Step 2: Convert to fraction form
2,826,144.15/3,900,957.02 = 2,246,395.97/x - Step 3: Cross multiply
2,826,144.15x = 3,900,957.02 × 2,246,395.97 - Step 4: Simplify right side
2,826,144.15x = 8,763,094,098,134.44 - Step 5: Solve for x
x = 8,763,094,098,134.44/2,826,144.15 - Step 6: Final answer
x = 3,100,724.39
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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.