Finding the Fourth Proportional to 5,159,550.44, 7,740,256.50 and 2,125,260.17
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Solution
The fourth proportional to 5,159,550.44, 7,740,256.50 and 2,125,260.17 is: 3,188,273.68
Step by Step Solution
- Step 1: Write the proportion equation
5,159,550.44 : 7,740,256.50 = 2,125,260.17 : x - Step 2: Convert to fraction form
5,159,550.44/7,740,256.50 = 2,125,260.17/x - Step 3: Cross multiply
5,159,550.44x = 7,740,256.50 × 2,125,260.17 - Step 4: Simplify right side
5,159,550.44x = 16,450,058,845,033.60 - Step 5: Solve for x
x = 16,450,058,845,033.60/5,159,550.44 - Step 6: Final answer
x = 3,188,273.68
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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.