Finding the Fourth Proportional to 3,190,206.09, 4,785,284.49 and 794,034.72
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Solution
The fourth proportional to 3,190,206.09, 4,785,284.49 and 794,034.72 is: 1,191,045.95
Step by Step Solution
- Step 1: Write the proportion equation
3,190,206.09 : 4,785,284.49 = 794,034.72 : x - Step 2: Convert to fraction form
3,190,206.09/4,785,284.49 = 794,034.72/x - Step 3: Cross multiply
3,190,206.09x = 4,785,284.49 × 794,034.72 - Step 4: Simplify right side
3,190,206.09x = 3,799,682,030,137.49 - Step 5: Solve for x
x = 3,799,682,030,137.49/3,190,206.09 - Step 6: Final answer
x = 1,191,045.95
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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.