Finding the Fourth Proportional to 4,992,887.10, 6,890,379.66 and 2,927,615.52
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Solution
The fourth proportional to 4,992,887.10, 6,890,379.66 and 2,927,615.52 is: 4,040,224.03
Step by Step Solution
- Step 1: Write the proportion equation
4,992,887.10 : 6,890,379.66 = 2,927,615.52 : x - Step 2: Convert to fraction form
4,992,887.10/6,890,379.66 = 2,927,615.52/x - Step 3: Cross multiply
4,992,887.10x = 6,890,379.66 × 2,927,615.52 - Step 4: Simplify right side
4,992,887.10x = 20,172,382,431,308.32 - Step 5: Solve for x
x = 20,172,382,431,308.32/4,992,887.10 - Step 6: Final answer
x = 4,040,224.03
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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.