Finding the Fourth Proportional to 5,731,548.92, 7,909,537.46 and 3,153,174.36
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Solution
The fourth proportional to 5,731,548.92, 7,909,537.46 and 3,153,174.36 is: 4,351,380.59
Step by Step Solution
- Step 1: Write the proportion equation
5,731,548.92 : 7,909,537.46 = 3,153,174.36 : x - Step 2: Convert to fraction form
5,731,548.92/7,909,537.46 = 3,153,174.36/x - Step 3: Cross multiply
5,731,548.92x = 7,909,537.46 × 3,153,174.36 - Step 4: Simplify right side
5,731,548.92x = 24,940,150,718,331.52 - Step 5: Solve for x
x = 24,940,150,718,331.52/5,731,548.92 - Step 6: Final answer
x = 4,351,380.59
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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.