Finding the Fourth Proportional to 3,246,017.66, 4,479,470.67 and 1,775,912.31
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Solution
The fourth proportional to 3,246,017.66, 4,479,470.67 and 1,775,912.31 is: 2,450,740.55
Step by Step Solution
- Step 1: Write the proportion equation
3,246,017.66 : 4,479,470.67 = 1,775,912.31 : x - Step 2: Convert to fraction form
3,246,017.66/4,479,470.67 = 1,775,912.31/x - Step 3: Cross multiply
3,246,017.66x = 4,479,470.67 × 1,775,912.31 - Step 4: Simplify right side
3,246,017.66x = 7,955,147,111,796.62 - Step 5: Solve for x
x = 7,955,147,111,796.62/3,246,017.66 - Step 6: Final answer
x = 2,450,740.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.