Finding the Fourth Proportional to 4,694,437.80, 7,040,824.29 and 2,135,053.26
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Solution
The fourth proportional to 4,694,437.80, 7,040,824.29 and 2,135,053.26 is: 3,202,201.31
Step by Step Solution
- Step 1: Write the proportion equation
4,694,437.80 : 7,040,824.29 = 2,135,053.26 : x - Step 2: Convert to fraction form
4,694,437.80/7,040,824.29 = 2,135,053.26/x - Step 3: Cross multiply
4,694,437.80x = 7,040,824.29 × 2,135,053.26 - Step 4: Simplify right side
4,694,437.80x = 15,032,534,853,451.68 - Step 5: Solve for x
x = 15,032,534,853,451.68/4,694,437.80 - Step 6: Final answer
x = 3,202,201.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.