Finding the Fourth Proportional to 4,435,561.31, 6,120,819.19 and 2,475,285.63
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Solution
The fourth proportional to 4,435,561.31, 6,120,819.19 and 2,475,285.63 is: 3,415,751.63
Step by Step Solution
- Step 1: Write the proportion equation
4,435,561.31 : 6,120,819.19 = 2,475,285.63 : x - Step 2: Convert to fraction form
4,435,561.31/6,120,819.19 = 2,475,285.63/x - Step 3: Cross multiply
4,435,561.31x = 6,120,819.19 × 2,475,285.63 - Step 4: Simplify right side
4,435,561.31x = 15,150,775,784,835.24 - Step 5: Solve for x
x = 15,150,775,784,835.24/4,435,561.31 - Step 6: Final answer
x = 3,415,751.63
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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.