Finding the Fourth Proportional to 2,738,531.97, 3,778,883.01 and 1,514,643.03
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Solution
The fourth proportional to 2,738,531.97, 3,778,883.01 and 1,514,643.03 is: 2,090,046.37
Step by Step Solution
- Step 1: Write the proportion equation
2,738,531.97 : 3,778,883.01 = 1,514,643.03 : x - Step 2: Convert to fraction form
2,738,531.97/3,778,883.01 = 1,514,643.03/x - Step 3: Cross multiply
2,738,531.97x = 3,778,883.01 × 1,514,643.03 - Step 4: Simplify right side
2,738,531.97x = 5,723,658,812,281.92 - Step 5: Solve for x
x = 5,723,658,812,281.92/2,738,531.97 - Step 6: Final answer
x = 2,090,046.37
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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.