Finding the Fourth Proportional to 1,874,481.78, 2,811,140.87 and 676,247.97
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Solution
The fourth proportional to 1,874,481.78, 2,811,140.87 and 676,247.97 is: 1,014,162.06
Step by Step Solution
- Step 1: Write the proportion equation
1,874,481.78 : 2,811,140.87 = 676,247.97 : x - Step 2: Convert to fraction form
1,874,481.78/2,811,140.87 = 676,247.97/x - Step 3: Cross multiply
1,874,481.78x = 2,811,140.87 × 676,247.97 - Step 4: Simplify right side
1,874,481.78x = 1,901,028,303,340.29 - Step 5: Solve for x
x = 1,901,028,303,340.29/1,874,481.78 - Step 6: Final answer
x = 1,014,162.06
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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.