Finding the Fourth Proportional to 3,381,874.56, 4,666,969.71 and 1,833,129.99
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Solution
The fourth proportional to 3,381,874.56, 4,666,969.71 and 1,833,129.99 is: 2,529,710.07
Step by Step Solution
- Step 1: Write the proportion equation
3,381,874.56 : 4,666,969.71 = 1,833,129.99 : x - Step 2: Convert to fraction form
3,381,874.56/4,666,969.71 = 1,833,129.99/x - Step 3: Cross multiply
3,381,874.56x = 4,666,969.71 × 1,833,129.99 - Step 4: Simplify right side
3,381,874.56x = 8,555,162,137,822.60 - Step 5: Solve for x
x = 8,555,162,137,822.60/3,381,874.56 - Step 6: Final answer
x = 2,529,710.07
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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.