Finding the Fourth Proportional to 3,157,851.33, 4,734,963.83 and 1,236,512.99
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Solution
The fourth proportional to 3,157,851.33, 4,734,963.83 and 1,236,512.99 is: 1,854,059.50
Step by Step Solution
- Step 1: Write the proportion equation
3,157,851.33 : 4,734,963.83 = 1,236,512.99 : x - Step 2: Convert to fraction form
3,157,851.33/4,734,963.83 = 1,236,512.99/x - Step 3: Cross multiply
3,157,851.33x = 4,734,963.83 × 1,236,512.99 - Step 4: Simplify right side
3,157,851.33x = 5,854,844,253,117.77 - Step 5: Solve for x
x = 5,854,844,253,117.77/3,157,851.33 - Step 6: Final answer
x = 1,854,059.50
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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.