Finding the Fourth Proportional to 4,644,322.98, 6,955,878.06 and 2,217,183.54
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Solution
The fourth proportional to 4,644,322.98, 6,955,878.06 and 2,217,183.54 is: 3,320,711.85
Step by Step Solution
- Step 1: Write the proportion equation
4,644,322.98 : 6,955,878.06 = 2,217,183.54 : x - Step 2: Convert to fraction form
4,644,322.98/6,955,878.06 = 2,217,183.54/x - Step 3: Cross multiply
4,644,322.98x = 6,955,878.06 × 2,217,183.54 - Step 4: Simplify right side
4,644,322.98x = 15,422,458,340,879.13 - Step 5: Solve for x
x = 15,422,458,340,879.13/4,644,322.98 - Step 6: Final answer
x = 3,320,711.85
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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.