Finding the Fourth Proportional to 3,084,415.98, 4,256,627.10 and 1,707,759.73
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Solution
The fourth proportional to 3,084,415.98, 4,256,627.10 and 1,707,759.73 is: 2,356,782.09
Step by Step Solution
- Step 1: Write the proportion equation
3,084,415.98 : 4,256,627.10 = 1,707,759.73 : x - Step 2: Convert to fraction form
3,084,415.98/4,256,627.10 = 1,707,759.73/x - Step 3: Cross multiply
3,084,415.98x = 4,256,627.10 × 1,707,759.73 - Step 4: Simplify right side
3,084,415.98x = 7,269,296,347,006.68 - Step 5: Solve for x
x = 7,269,296,347,006.68/3,084,415.98 - Step 6: Final answer
x = 2,356,782.09
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1.5x scale
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.