Finding the Fourth Proportional to 2,314,860.96, 3,194,507.68 and 1,282,435.84
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Solution
The fourth proportional to 2,314,860.96, 3,194,507.68 and 1,282,435.84 is: 1,769,761.21
Step by Step Solution
- Step 1: Write the proportion equation
2,314,860.96 : 3,194,507.68 = 1,282,435.84 : x - Step 2: Convert to fraction form
2,314,860.96/3,194,507.68 = 1,282,435.84/x - Step 3: Cross multiply
2,314,860.96x = 3,194,507.68 × 1,282,435.84 - Step 4: Simplify right side
2,314,860.96x = 4,096,751,139,987.25 - Step 5: Solve for x
x = 4,096,751,139,987.25/2,314,860.96 - Step 6: Final answer
x = 1,769,761.21
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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.