Finding the Fourth Proportional to 2,079,723.70, 3,120,751.95 and 881,442.10
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Solution
The fourth proportional to 2,079,723.70, 3,120,751.95 and 881,442.10 is: 1,322,657.50
Step by Step Solution
- Step 1: Write the proportion equation
2,079,723.70 : 3,120,751.95 = 881,442.10 : x - Step 2: Convert to fraction form
2,079,723.70/3,120,751.95 = 881,442.10/x - Step 3: Cross multiply
2,079,723.70x = 3,120,751.95 × 881,442.10 - Step 4: Simplify right side
2,079,723.70x = 2,750,762,152,387.10 - Step 5: Solve for x
x = 2,750,762,152,387.10/2,079,723.70 - Step 6: Final answer
x = 1,322,657.50
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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.