Finding the Fourth Proportional to 5,785,608.95, 8,679,858.30 and 4,083,077.46
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Solution
The fourth proportional to 5,785,608.95, 8,679,858.30 and 4,083,077.46 is: 6,125,635.88
Step by Step Solution
- Step 1: Write the proportion equation
5,785,608.95 : 8,679,858.30 = 4,083,077.46 : x - Step 2: Convert to fraction form
5,785,608.95/8,679,858.30 = 4,083,077.46/x - Step 3: Cross multiply
5,785,608.95x = 8,679,858.30 × 4,083,077.46 - Step 4: Simplify right side
5,785,608.95x = 35,440,533,765,412.38 - Step 5: Solve for x
x = 35,440,533,765,412.38/5,785,608.95 - Step 6: Final answer
x = 6,125,635.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.