Finding the Fourth Proportional to 2,269,055.34, 3,131,361.99 and 1,250,525.70
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Solution
The fourth proportional to 2,269,055.34, 3,131,361.99 and 1,250,525.70 is: 1,725,761.63
Step by Step Solution
- Step 1: Write the proportion equation
2,269,055.34 : 3,131,361.99 = 1,250,525.70 : x - Step 2: Convert to fraction form
2,269,055.34/3,131,361.99 = 1,250,525.70/x - Step 3: Cross multiply
2,269,055.34x = 3,131,361.99 × 1,250,525.70 - Step 4: Simplify right side
2,269,055.34x = 3,915,848,644,498.14 - Step 5: Solve for x
x = 3,915,848,644,498.14/2,269,055.34 - Step 6: Final answer
x = 1,725,761.63
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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.