Finding the Fourth Proportional to 4,151,291.64, 5,728,883.94 and 2,315,736.87
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Solution
The fourth proportional to 4,151,291.64, 5,728,883.94 and 2,315,736.87 is: 3,195,773.49
Step by Step Solution
- Step 1: Write the proportion equation
4,151,291.64 : 5,728,883.94 = 2,315,736.87 : x - Step 2: Convert to fraction form
4,151,291.64/5,728,883.94 = 2,315,736.87/x - Step 3: Cross multiply
4,151,291.64x = 5,728,883.94 × 2,315,736.87 - Step 4: Simplify right side
4,151,291.64x = 13,266,587,763,808.87 - Step 5: Solve for x
x = 13,266,587,763,808.87/4,151,291.64 - Step 6: Final answer
x = 3,195,773.49
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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.