Finding the Fourth Proportional to 2,530,252.46, 3,491,831.68 and 1,384,306.58
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Solution
The fourth proportional to 2,530,252.46, 3,491,831.68 and 1,384,306.58 is: 1,910,388.65
Step by Step Solution
- Step 1: Write the proportion equation
2,530,252.46 : 3,491,831.68 = 1,384,306.58 : x - Step 2: Convert to fraction form
2,530,252.46/3,491,831.68 = 1,384,306.58/x - Step 3: Cross multiply
2,530,252.46x = 3,491,831.68 × 1,384,306.58 - Step 4: Simplify right side
2,530,252.46x = 4,833,765,576,145.27 - Step 5: Solve for x
x = 4,833,765,576,145.27/2,530,252.46 - Step 6: Final answer
x = 1,910,388.65
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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.