Finding the Fourth Proportional to 4,245,437.80, 5,848,739.94 and 2,954,057.32
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Solution
The fourth proportional to 4,245,437.80, 5,848,739.94 and 2,954,057.32 is: 4,069,665.80
Step by Step Solution
- Step 1: Write the proportion equation
4,245,437.80 : 5,848,739.94 = 2,954,057.32 : x - Step 2: Convert to fraction form
4,245,437.80/5,848,739.94 = 2,954,057.32/x - Step 3: Cross multiply
4,245,437.80x = 5,848,739.94 × 2,954,057.32 - Step 4: Simplify right side
4,245,437.80x = 17,277,513,032,533.36 - Step 5: Solve for x
x = 17,277,513,032,533.36/4,245,437.80 - Step 6: Final answer
x = 4,069,665.80
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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.