Finding the Fourth Proportional to 2,352,163.76, 3,246,181.63 and 1,305,683.47
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Solution
The fourth proportional to 2,352,163.76, 3,246,181.63 and 1,305,683.47 is: 1,801,951.79
Step by Step Solution
- Step 1: Write the proportion equation
2,352,163.76 : 3,246,181.63 = 1,305,683.47 : x - Step 2: Convert to fraction form
2,352,163.76/3,246,181.63 = 1,305,683.47/x - Step 3: Cross multiply
2,352,163.76x = 3,246,181.63 × 1,305,683.47 - Step 4: Simplify right side
2,352,163.76x = 4,238,485,688,380.24 - Step 5: Solve for x
x = 4,238,485,688,380.24/2,352,163.76 - Step 6: Final answer
x = 1,801,951.79
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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.