Finding the Fourth Proportional to 2,769,268.08, 3,821,587.92 and 1,562,044.08
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Solution
The fourth proportional to 2,769,268.08, 3,821,587.92 and 1,562,044.08 is: 2,155,619.69
Step by Step Solution
- Step 1: Write the proportion equation
2,769,268.08 : 3,821,587.92 = 1,562,044.08 : x - Step 2: Convert to fraction form
2,769,268.08/3,821,587.92 = 1,562,044.08/x - Step 3: Cross multiply
2,769,268.08x = 3,821,587.92 × 1,562,044.08 - Step 4: Simplify right side
2,769,268.08x = 5,969,488,786,635.51 - Step 5: Solve for x
x = 5,969,488,786,635.51/2,769,268.08 - Step 6: Final answer
x = 2,155,619.69
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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.