Finding the Fourth Proportional to 2,450,730.44, 3,381,977.94 and 1,377,642.44
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Solution
The fourth proportional to 2,450,730.44, 3,381,977.94 and 1,377,642.44 is: 1,901,129.67
Step by Step Solution
- Step 1: Write the proportion equation
2,450,730.44 : 3,381,977.94 = 1,377,642.44 : x - Step 2: Convert to fraction form
2,450,730.44/3,381,977.94 = 1,377,642.44/x - Step 3: Cross multiply
2,450,730.44x = 3,381,977.94 × 1,377,642.44 - Step 4: Simplify right side
2,450,730.44x = 4,659,156,341,287.77 - Step 5: Solve for x
x = 4,659,156,341,287.77/2,450,730.44 - Step 6: Final answer
x = 1,901,129.67
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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.