Finding the Fourth Proportional to 1,739,361.60, 2,399,744.96 and 1,050,775.68
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Solution
The fourth proportional to 1,739,361.60, 2,399,744.96 and 1,050,775.68 is: 1,449,723.65
Step by Step Solution
- Step 1: Write the proportion equation
1,739,361.60 : 2,399,744.96 = 1,050,775.68 : x - Step 2: Convert to fraction form
1,739,361.60/2,399,744.96 = 1,050,775.68/x - Step 3: Cross multiply
1,739,361.60x = 2,399,744.96 × 1,050,775.68 - Step 4: Simplify right side
1,739,361.60x = 2,521,593,642,170.57 - Step 5: Solve for x
x = 2,521,593,642,170.57/1,739,361.60 - Step 6: Final answer
x = 1,449,723.65
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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.