Finding the Fourth Proportional to 2,848,101.99, 3,930,480.67 and 1,558,943.40
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Solution
The fourth proportional to 2,848,101.99, 3,930,480.67 and 1,558,943.40 is: 2,151,396.59
Step by Step Solution
- Step 1: Write the proportion equation
2,848,101.99 : 3,930,480.67 = 1,558,943.40 : x - Step 2: Convert to fraction form
2,848,101.99/3,930,480.67 = 1,558,943.40/x - Step 3: Cross multiply
2,848,101.99x = 3,930,480.67 × 1,558,943.40 - Step 4: Simplify right side
2,848,101.99x = 6,127,396,899,324.08 - Step 5: Solve for x
x = 6,127,396,899,324.08/2,848,101.99 - Step 6: Final answer
x = 2,151,396.59
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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.