Finding the Fourth Proportional to 3,255,990.75, 4,493,267.24 and 1,805,908.23
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Solution
The fourth proportional to 3,255,990.75, 4,493,267.24 and 1,805,908.23 is: 2,492,153.36
Step by Step Solution
- Step 1: Write the proportion equation
3,255,990.75 : 4,493,267.24 = 1,805,908.23 : x - Step 2: Convert to fraction form
3,255,990.75/4,493,267.24 = 1,805,908.23/x - Step 3: Cross multiply
3,255,990.75x = 4,493,267.24 × 1,805,908.23 - Step 4: Simplify right side
3,255,990.75x = 8,114,428,279,275.85 - Step 5: Solve for x
x = 8,114,428,279,275.85/3,255,990.75 - Step 6: Final answer
x = 2,492,153.36
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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.