Finding the Fourth Proportional to 3,237,650.94, 4,467,930.84 and 1,787,315.22
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Solution
The fourth proportional to 3,237,650.94, 4,467,930.84 and 1,787,315.22 is: 2,466,479.85
Step by Step Solution
- Step 1: Write the proportion equation
3,237,650.94 : 4,467,930.84 = 1,787,315.22 : x - Step 2: Convert to fraction form
3,237,650.94/4,467,930.84 = 1,787,315.22/x - Step 3: Cross multiply
3,237,650.94x = 4,467,930.84 × 1,787,315.22 - Step 4: Simplify right side
3,237,650.94x = 7,985,600,792,239.39 - Step 5: Solve for x
x = 7,985,600,792,239.39/3,237,650.94 - Step 6: Final answer
x = 2,466,479.85
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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.