Finding the Fourth Proportional to 4,112,065.92, 6,163,511.04 and 1,715,113.92
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Solution
The fourth proportional to 4,112,065.92, 6,163,511.04 and 1,715,113.92 is: 2,570,757.32
Step by Step Solution
- Step 1: Write the proportion equation
4,112,065.92 : 6,163,511.04 = 1,715,113.92 : x - Step 2: Convert to fraction form
4,112,065.92/6,163,511.04 = 1,715,113.92/x - Step 3: Cross multiply
4,112,065.92x = 6,163,511.04 × 1,715,113.92 - Step 4: Simplify right side
4,112,065.92x = 10,571,123,580,777.68 - Step 5: Solve for x
x = 10,571,123,580,777.68/4,112,065.92 - Step 6: Final answer
x = 2,570,757.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.