Finding the Fourth Proportional to 4,986,626.44, 7,493,446.12 and 2,713,831.24
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Solution
The fourth proportional to 4,986,626.44, 7,493,446.12 and 2,713,831.24 is: 4,078,097.37
Step by Step Solution
- Step 1: Write the proportion equation
4,986,626.44 : 7,493,446.12 = 2,713,831.24 : x - Step 2: Convert to fraction form
4,986,626.44/7,493,446.12 = 2,713,831.24/x - Step 3: Cross multiply
4,986,626.44x = 7,493,446.12 × 2,713,831.24 - Step 4: Simplify right side
4,986,626.44x = 20,335,948,175,712.79 - Step 5: Solve for x
x = 20,335,948,175,712.79/4,986,626.44 - Step 6: Final answer
x = 4,078,097.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.