Finding the Fourth Proportional to 1,571,120.62, 2,168,331.42 and 882,793.96
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Solution
The fourth proportional to 1,571,120.62, 2,168,331.42 and 882,793.96 is: 1,218,359.59
Step by Step Solution
- Step 1: Write the proportion equation
1,571,120.62 : 2,168,331.42 = 882,793.96 : x - Step 2: Convert to fraction form
1,571,120.62/2,168,331.42 = 882,793.96/x - Step 3: Cross multiply
1,571,120.62x = 2,168,331.42 × 882,793.96 - Step 4: Simplify right side
1,571,120.62x = 1,914,189,880,854.22 - Step 5: Solve for x
x = 1,914,189,880,854.22/1,571,120.62 - Step 6: Final answer
x = 1,218,359.59
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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.