Finding the Fourth Proportional to 3,070,795.49, 4,237,674.11 and 1,694,197.23
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Solution
The fourth proportional to 3,070,795.49, 4,237,674.11 and 1,694,197.23 is: 2,337,979.12
Step by Step Solution
- Step 1: Write the proportion equation
3,070,795.49 : 4,237,674.11 = 1,694,197.23 : x - Step 2: Convert to fraction form
3,070,795.49/4,237,674.11 = 1,694,197.23/x - Step 3: Cross multiply
3,070,795.49x = 4,237,674.11 × 1,694,197.23 - Step 4: Simplify right side
3,070,795.49x = 7,179,455,738,804.72 - Step 5: Solve for x
x = 7,179,455,738,804.72/3,070,795.49 - Step 6: Final answer
x = 2,337,979.12
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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.