Finding the Fourth Proportional to 4,181,961.07, 5,771,205.77 and 2,346,555.12
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Solution
The fourth proportional to 4,181,961.07, 5,771,205.77 and 2,346,555.12 is: 3,238,301.89
Step by Step Solution
- Step 1: Write the proportion equation
4,181,961.07 : 5,771,205.77 = 2,346,555.12 : x - Step 2: Convert to fraction form
4,181,961.07/5,771,205.77 = 2,346,555.12/x - Step 3: Cross multiply
4,181,961.07x = 5,771,205.77 × 2,346,555.12 - Step 4: Simplify right side
4,181,961.07x = 13,542,452,448,167.04 - Step 5: Solve for x
x = 13,542,452,448,167.04/4,181,961.07 - Step 6: Final answer
x = 3,238,301.89
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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.