Finding the Fourth Proportional to 3,555,491.06, 4,901,945.36 and 2,265,860.90
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Solution
The fourth proportional to 3,555,491.06, 4,901,945.36 and 2,265,860.90 is: 3,123,935.95
Step by Step Solution
- Step 1: Write the proportion equation
3,555,491.06 : 4,901,945.36 = 2,265,860.90 : x - Step 2: Convert to fraction form
3,555,491.06/4,901,945.36 = 2,265,860.90/x - Step 3: Cross multiply
3,555,491.06x = 4,901,945.36 × 2,265,860.90 - Step 4: Simplify right side
3,555,491.06x = 11,107,126,325,160.42 - Step 5: Solve for x
x = 11,107,126,325,160.42/3,555,491.06 - Step 6: Final answer
x = 3,123,935.95
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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.