Finding the Fourth Proportional to 3,448,235.82, 4,758,939.12 and 1,899,656.14
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Solution
The fourth proportional to 3,448,235.82, 4,758,939.12 and 1,899,656.14 is: 2,621,731.34
Step by Step Solution
- Step 1: Write the proportion equation
3,448,235.82 : 4,758,939.12 = 1,899,656.14 : x - Step 2: Convert to fraction form
3,448,235.82/4,758,939.12 = 1,899,656.14/x - Step 3: Cross multiply
3,448,235.82x = 4,758,939.12 × 1,899,656.14 - Step 4: Simplify right side
3,448,235.82x = 9,040,347,919,194.20 - Step 5: Solve for x
x = 9,040,347,919,194.20/3,448,235.82 - Step 6: Final answer
x = 2,621,731.34
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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.