Finding the Fourth Proportional to 5,747,900.49, 8,622,517.76 and 1,910,065.41
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Solution
The fourth proportional to 5,747,900.49, 8,622,517.76 and 1,910,065.41 is: 2,865,319.77
Step by Step Solution
- Step 1: Write the proportion equation
5,747,900.49 : 8,622,517.76 = 1,910,065.41 : x - Step 2: Convert to fraction form
5,747,900.49/8,622,517.76 = 1,910,065.41/x - Step 3: Cross multiply
5,747,900.49x = 8,622,517.76 × 1,910,065.41 - Step 4: Simplify right side
5,747,900.49x = 16,469,572,920,486.68 - Step 5: Solve for x
x = 16,469,572,920,486.68/5,747,900.49 - Step 6: Final answer
x = 2,865,319.77
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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.