Finding the Fourth Proportional to 3,954,367.26, 5,927,478.21 and 1,557,240.30
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Solution
The fourth proportional to 3,954,367.26, 5,927,478.21 and 1,557,240.30 is: 2,334,256.62
Step by Step Solution
- Step 1: Write the proportion equation
3,954,367.26 : 5,927,478.21 = 1,557,240.30 : x - Step 2: Convert to fraction form
3,954,367.26/5,927,478.21 = 1,557,240.30/x - Step 3: Cross multiply
3,954,367.26x = 5,927,478.21 × 1,557,240.30 - Step 4: Simplify right side
3,954,367.26x = 9,230,507,945,983.86 - Step 5: Solve for x
x = 9,230,507,945,983.86/3,954,367.26 - Step 6: Final answer
x = 2,334,256.62
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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.