Finding the Fourth Proportional to 3,490,242.70, 5,235,365.56 and 1,094,274.14
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Solution
The fourth proportional to 3,490,242.70, 5,235,365.56 and 1,094,274.14 is: 1,641,411.68
Step by Step Solution
- Step 1: Write the proportion equation
3,490,242.70 : 5,235,365.56 = 1,094,274.14 : x - Step 2: Convert to fraction form
3,490,242.70/5,235,365.56 = 1,094,274.14/x - Step 3: Cross multiply
3,490,242.70x = 5,235,365.56 × 1,094,274.14 - Step 4: Simplify right side
3,490,242.70x = 5,728,925,145,754.62 - Step 5: Solve for x
x = 5,728,925,145,754.62/3,490,242.70 - Step 6: Final answer
x = 1,641,411.68
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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.