Finding the Fourth Proportional to 4,381,858.38, 6,046,852.92 and 2,448,133.40
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Solution
The fourth proportional to 4,381,858.38, 6,046,852.92 and 2,448,133.40 is: 3,378,361.72
Step by Step Solution
- Step 1: Write the proportion equation
4,381,858.38 : 6,046,852.92 = 2,448,133.40 : x - Step 2: Convert to fraction form
4,381,858.38/6,046,852.92 = 2,448,133.40/x - Step 3: Cross multiply
4,381,858.38x = 6,046,852.92 × 2,448,133.40 - Step 4: Simplify right side
4,381,858.38x = 14,803,502,598,339.53 - Step 5: Solve for x
x = 14,803,502,598,339.53/4,381,858.38 - Step 6: Final answer
x = 3,378,361.72
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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.