Finding the Fourth Proportional to 3,456,542.08, 4,768,697.67 and 2,165,134.24
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Solution
The fourth proportional to 3,456,542.08, 4,768,697.67 and 2,165,134.24 is: 2,987,051.91
Step by Step Solution
- Step 1: Write the proportion equation
3,456,542.08 : 4,768,697.67 = 2,165,134.24 : x - Step 2: Convert to fraction form
3,456,542.08/4,768,697.67 = 2,165,134.24/x - Step 3: Cross multiply
3,456,542.08x = 4,768,697.67 × 2,165,134.24 - Step 4: Simplify right side
3,456,542.08x = 10,324,870,605,525.22 - Step 5: Solve for x
x = 10,324,870,605,525.22/3,456,542.08 - Step 6: Final answer
x = 2,987,051.91
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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.