Finding the Fourth Proportional to 4,026,889.96, 5,557,224.80 and 2,191,466.68
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Solution
The fourth proportional to 4,026,889.96, 5,557,224.80 and 2,191,466.68 is: 3,024,287.50
Step by Step Solution
- Step 1: Write the proportion equation
4,026,889.96 : 5,557,224.80 = 2,191,466.68 : x - Step 2: Convert to fraction form
4,026,889.96/5,557,224.80 = 2,191,466.68/x - Step 3: Cross multiply
4,026,889.96x = 5,557,224.80 × 2,191,466.68 - Step 4: Simplify right side
4,026,889.96x = 12,178,472,982,469.66 - Step 5: Solve for x
x = 12,178,472,982,469.66/4,026,889.96 - Step 6: Final answer
x = 3,024,287.50
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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.