Finding the Fourth Proportional to 3,255,994.26, 4,492,977.65 and 1,805,685.21
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Solution
The fourth proportional to 3,255,994.26, 4,492,977.65 and 1,805,685.21 is: 2,491,682.30
Step by Step Solution
- Step 1: Write the proportion equation
3,255,994.26 : 4,492,977.65 = 1,805,685.21 : x - Step 2: Convert to fraction form
3,255,994.26/4,492,977.65 = 1,805,685.21/x - Step 3: Cross multiply
3,255,994.26x = 4,492,977.65 × 1,805,685.21 - Step 4: Simplify right side
3,255,994.26x = 8,112,903,282,437.13 - Step 5: Solve for x
x = 8,112,903,282,437.13/3,255,994.26 - Step 6: Final answer
x = 2,491,682.30
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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.