Finding the Fourth Proportional to 3,068,030.07, 4,234,025.66 and 1,709,912.79
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Solution
The fourth proportional to 3,068,030.07, 4,234,025.66 and 1,709,912.79 is: 2,359,759.99
Step by Step Solution
- Step 1: Write the proportion equation
3,068,030.07 : 4,234,025.66 = 1,709,912.79 : x - Step 2: Convert to fraction form
3,068,030.07/4,234,025.66 = 1,709,912.79/x - Step 3: Cross multiply
3,068,030.07x = 4,234,025.66 × 1,709,912.79 - Step 4: Simplify right side
3,068,030.07x = 7,239,814,620,672.63 - Step 5: Solve for x
x = 7,239,814,620,672.63/3,068,030.07 - Step 6: Final answer
x = 2,359,759.99
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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.