Finding the Fourth Proportional to 3,212,507.34, 4,815,689.16 and 1,190,208.48
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Solution
The fourth proportional to 3,212,507.34, 4,815,689.16 and 1,190,208.48 is: 1,784,174.62
Step by Step Solution
- Step 1: Write the proportion equation
3,212,507.34 : 4,815,689.16 = 1,190,208.48 : x - Step 2: Convert to fraction form
3,212,507.34/4,815,689.16 = 1,190,208.48/x - Step 3: Cross multiply
3,212,507.34x = 4,815,689.16 × 1,190,208.48 - Step 4: Simplify right side
3,212,507.34x = 5,731,674,075,276.08 - Step 5: Solve for x
x = 5,731,674,075,276.08/3,212,507.34 - Step 6: Final answer
x = 1,784,174.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.