Finding the Fourth Proportional to 4,252,622.41, 6,378,336.29 and 1,220,246.67
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Solution
The fourth proportional to 4,252,622.41, 6,378,336.29 and 1,220,246.67 is: 1,830,198.61
Step by Step Solution
- Step 1: Write the proportion equation
4,252,622.41 : 6,378,336.29 = 1,220,246.67 : x - Step 2: Convert to fraction form
4,252,622.41/6,378,336.29 = 1,220,246.67/x - Step 3: Cross multiply
4,252,622.41x = 6,378,336.29 × 1,220,246.67 - Step 4: Simplify right side
4,252,622.41x = 7,783,143,644,982.03 - Step 5: Solve for x
x = 7,783,143,644,982.03/4,252,622.41 - Step 6: Final answer
x = 1,830,198.61
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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.