Finding the Fourth Proportional to 3,764,912.64, 5,642,742.24 and 1,740,418.08
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Solution
The fourth proportional to 3,764,912.64, 5,642,742.24 and 1,740,418.08 is: 2,608,488.31
Step by Step Solution
- Step 1: Write the proportion equation
3,764,912.64 : 5,642,742.24 = 1,740,418.08 : x - Step 2: Convert to fraction form
3,764,912.64/5,642,742.24 = 1,740,418.08/x - Step 3: Cross multiply
3,764,912.64x = 5,642,742.24 × 1,740,418.08 - Step 4: Simplify right side
3,764,912.64x = 9,820,730,615,275.70 - Step 5: Solve for x
x = 9,820,730,615,275.70/3,764,912.64 - Step 6: Final answer
x = 2,608,488.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.