Finding the Fourth Proportional to 3,968,134.31, 5,952,509.17 and 1,235,338.49
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Solution
The fourth proportional to 3,968,134.31, 5,952,509.17 and 1,235,338.49 is: 1,853,103.53
Step by Step Solution
- Step 1: Write the proportion equation
3,968,134.31 : 5,952,509.17 = 1,235,338.49 : x - Step 2: Convert to fraction form
3,968,134.31/5,952,509.17 = 1,235,338.49/x - Step 3: Cross multiply
3,968,134.31x = 5,952,509.17 × 1,235,338.49 - Step 4: Simplify right side
3,968,134.31x = 7,353,363,701,571.88 - Step 5: Solve for x
x = 7,353,363,701,571.88/3,968,134.31 - Step 6: Final answer
x = 1,853,103.53
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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.