Finding the Fourth Proportional to 2,269,608.26, 3,132,038.98 and 1,237,115.97
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Solution
The fourth proportional to 2,269,608.26, 3,132,038.98 and 1,237,115.97 is: 1,707,208.91
Step by Step Solution
- Step 1: Write the proportion equation
2,269,608.26 : 3,132,038.98 = 1,237,115.97 : x - Step 2: Convert to fraction form
2,269,608.26/3,132,038.98 = 1,237,115.97/x - Step 3: Cross multiply
2,269,608.26x = 3,132,038.98 × 1,237,115.97 - Step 4: Simplify right side
2,269,608.26x = 3,874,695,442,366.91 - Step 5: Solve for x
x = 3,874,695,442,366.91/2,269,608.26 - Step 6: Final answer
x = 1,707,208.91
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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.