Finding the Fourth Proportional to 3,650,369.26, 5,035,987.38 and 2,101,260.28
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Solution
The fourth proportional to 3,650,369.26, 5,035,987.38 and 2,101,260.28 is: 2,898,862.96
Step by Step Solution
- Step 1: Write the proportion equation
3,650,369.26 : 5,035,987.38 = 2,101,260.28 : x - Step 2: Convert to fraction form
3,650,369.26/5,035,987.38 = 2,101,260.28/x - Step 3: Cross multiply
3,650,369.26x = 5,035,987.38 × 2,101,260.28 - Step 4: Simplify right side
3,650,369.26x = 10,581,920,252,175.27 - Step 5: Solve for x
x = 10,581,920,252,175.27/3,650,369.26 - Step 6: Final answer
x = 2,898,862.96
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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.