Finding the Fourth Proportional to 5,380,177.56, 7,424,584.64 and 2,932,735.02
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Solution
The fourth proportional to 5,380,177.56, 7,424,584.64 and 2,932,735.02 is: 4,047,141.41
Step by Step Solution
- Step 1: Write the proportion equation
5,380,177.56 : 7,424,584.64 = 2,932,735.02 : x - Step 2: Convert to fraction form
5,380,177.56/7,424,584.64 = 2,932,735.02/x - Step 3: Cross multiply
5,380,177.56x = 7,424,584.64 × 2,932,735.02 - Step 4: Simplify right side
5,380,177.56x = 21,774,339,382,682.09 - Step 5: Solve for x
x = 21,774,339,382,682.09/5,380,177.56 - Step 6: Final answer
x = 4,047,141.41
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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.