Finding the Fourth Proportional to 4,905,907.09, 7,360,025.24 and 1,540,114.09
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Solution
The fourth proportional to 4,905,907.09, 7,360,025.24 and 1,540,114.09 is: 2,310,536.74
Step by Step Solution
- Step 1: Write the proportion equation
4,905,907.09 : 7,360,025.24 = 1,540,114.09 : x - Step 2: Convert to fraction form
4,905,907.09/7,360,025.24 = 1,540,114.09/x - Step 3: Cross multiply
4,905,907.09x = 7,360,025.24 × 1,540,114.09 - Step 4: Simplify right side
4,905,907.09x = 11,335,278,574,879.63 - Step 5: Solve for x
x = 11,335,278,574,879.63/4,905,907.09 - Step 6: Final answer
x = 2,310,536.74
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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.