Finding the Fourth Proportional to 2,063,478.16, 3,094,163.61 and 1,212,212.44
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Solution
The fourth proportional to 2,063,478.16, 3,094,163.61 and 1,212,212.44 is: 1,817,699.69
Step by Step Solution
- Step 1: Write the proportion equation
2,063,478.16 : 3,094,163.61 = 1,212,212.44 : x - Step 2: Convert to fraction form
2,063,478.16/3,094,163.61 = 1,212,212.44/x - Step 3: Cross multiply
2,063,478.16x = 3,094,163.61 × 1,212,212.44 - Step 4: Simplify right side
2,063,478.16x = 3,750,783,619,437.31 - Step 5: Solve for x
x = 3,750,783,619,437.31/2,063,478.16 - Step 6: Final answer
x = 1,817,699.69
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1.5x scale
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.