Finding the Fourth Proportional to 3,448,830.17, 4,759,760.12 and 1,900,250.97
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Solution
The fourth proportional to 3,448,830.17, 4,759,760.12 and 1,900,250.97 is: 2,622,552.68
Step by Step Solution
- Step 1: Write the proportion equation
3,448,830.17 : 4,759,760.12 = 1,900,250.97 : x - Step 2: Convert to fraction form
3,448,830.17/4,759,760.12 = 1,900,250.97/x - Step 3: Cross multiply
3,448,830.17x = 4,759,760.12 × 1,900,250.97 - Step 4: Simplify right side
3,448,830.17x = 9,044,738,775,496.06 - Step 5: Solve for x
x = 9,044,738,775,496.06/3,448,830.17 - Step 6: Final answer
x = 2,622,552.68
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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.