Finding the Fourth Proportional to 2,790,104.24, 3,850,077.84 and 1,566,129.44
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Solution
The fourth proportional to 2,790,104.24, 3,850,077.84 and 1,566,129.44 is: 2,161,109.31
Step by Step Solution
- Step 1: Write the proportion equation
2,790,104.24 : 3,850,077.84 = 1,566,129.44 : x - Step 2: Convert to fraction form
2,790,104.24/3,850,077.84 = 1,566,129.44/x - Step 3: Cross multiply
2,790,104.24x = 3,850,077.84 × 1,566,129.44 - Step 4: Simplify right side
2,790,104.24x = 6,029,720,251,515.61 - Step 5: Solve for x
x = 6,029,720,251,515.61/2,790,104.24 - Step 6: Final answer
x = 2,161,109.31
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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.