Finding the Fourth Proportional to 4,435,562.81, 6,120,821.26 and 2,475,287.13
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Solution
The fourth proportional to 4,435,562.81, 6,120,821.26 and 2,475,287.13 is: 3,415,753.70
Step by Step Solution
- Step 1: Write the proportion equation
4,435,562.81 : 6,120,821.26 = 2,475,287.13 : x - Step 2: Convert to fraction form
4,435,562.81/6,120,821.26 = 2,475,287.13/x - Step 3: Cross multiply
4,435,562.81x = 6,120,821.26 × 2,475,287.13 - Step 4: Simplify right side
4,435,562.81x = 15,150,790,089,908.38 - Step 5: Solve for x
x = 15,150,790,089,908.38/4,435,562.81 - Step 6: Final answer
x = 3,415,753.70
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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.