Finding the Fourth Proportional to 3,153,949.56, 4,352,452.11 and 1,703,644.98
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Solution
The fourth proportional to 3,153,949.56, 4,352,452.11 and 1,703,644.98 is: 2,351,031.00
Step by Step Solution
- Step 1: Write the proportion equation
3,153,949.56 : 4,352,452.11 = 1,703,644.98 : x - Step 2: Convert to fraction form
3,153,949.56/4,352,452.11 = 1,703,644.98/x - Step 3: Cross multiply
3,153,949.56x = 4,352,452.11 × 1,703,644.98 - Step 4: Simplify right side
3,153,949.56x = 7,415,033,187,891.91 - Step 5: Solve for x
x = 7,415,033,187,891.91/3,153,949.56 - Step 6: Final answer
x = 2,351,031.00
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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.