Finding the Fourth Proportional to 4,380,359.40, 6,044,831.64 and 2,446,648.20
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Solution
The fourth proportional to 4,380,359.40, 6,044,831.64 and 2,446,648.20 is: 3,376,338.58
Step by Step Solution
- Step 1: Write the proportion equation
4,380,359.40 : 6,044,831.64 = 2,446,648.20 : x - Step 2: Convert to fraction form
4,380,359.40/6,044,831.64 = 2,446,648.20/x - Step 3: Cross multiply
4,380,359.40x = 6,044,831.64 × 2,446,648.20 - Step 4: Simplify right side
4,380,359.40x = 14,789,576,451,309.05 - Step 5: Solve for x
x = 14,789,576,451,309.05/4,380,359.40 - Step 6: Final answer
x = 3,376,338.58
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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.