Finding the Fourth Proportional to 3,798,505.88, 5,241,739.02 and 2,079,297.08
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Solution
The fourth proportional to 3,798,505.88, 5,241,739.02 and 2,079,297.08 is: 2,869,320.99
Step by Step Solution
- Step 1: Write the proportion equation
3,798,505.88 : 5,241,739.02 = 2,079,297.08 : x - Step 2: Convert to fraction form
3,798,505.88/5,241,739.02 = 2,079,297.08/x - Step 3: Cross multiply
3,798,505.88x = 5,241,739.02 × 2,079,297.08 - Step 4: Simplify right side
3,798,505.88x = 10,899,132,638,408.06 - Step 5: Solve for x
x = 10,899,132,638,408.06/3,798,505.88 - Step 6: Final answer
x = 2,869,320.99
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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.