Finding the Fourth Proportional to 6,551,867.62, 9,829,201.20 and 2,292,174.82
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Solution
The fourth proportional to 6,551,867.62, 9,829,201.20 and 2,292,174.82 is: 3,438,751.94
Step by Step Solution
- Step 1: Write the proportion equation
6,551,867.62 : 9,829,201.20 = 2,292,174.82 : x - Step 2: Convert to fraction form
6,551,867.62/9,829,201.20 = 2,292,174.82/x - Step 3: Cross multiply
6,551,867.62x = 9,829,201.20 × 2,292,174.82 - Step 4: Simplify right side
6,551,867.62x = 22,530,247,491,353.78 - Step 5: Solve for x
x = 22,530,247,491,353.78/6,551,867.62 - Step 6: Final answer
x = 3,438,751.94
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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.