Finding the Fourth Proportional to 3,289,124.49, 4,933,309.84 and 860,512.19
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Solution
The fourth proportional to 3,289,124.49, 4,933,309.84 and 860,512.19 is: 1,290,669.68
Step by Step Solution
- Step 1: Write the proportion equation
3,289,124.49 : 4,933,309.84 = 860,512.19 : x - Step 2: Convert to fraction form
3,289,124.49/4,933,309.84 = 860,512.19/x - Step 3: Cross multiply
3,289,124.49x = 4,933,309.84 × 860,512.19 - Step 4: Simplify right side
3,289,124.49x = 4,245,173,254,366.95 - Step 5: Solve for x
x = 4,245,173,254,366.95/3,289,124.49 - Step 6: Final answer
x = 1,290,669.68
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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.