Finding the Fourth Proportional to 4,135,157.56, 6,203,125.28 and 1,217,252.33
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Solution
The fourth proportional to 4,135,157.56, 6,203,125.28 and 1,217,252.33 is: 1,825,992.99
Step by Step Solution
- Step 1: Write the proportion equation
4,135,157.56 : 6,203,125.28 = 1,217,252.33 : x - Step 2: Convert to fraction form
4,135,157.56/6,203,125.28 = 1,217,252.33/x - Step 3: Cross multiply
4,135,157.56x = 6,203,125.28 × 1,217,252.33 - Step 4: Simplify right side
4,135,157.56x = 7,550,768,700,361.90 - Step 5: Solve for x
x = 7,550,768,700,361.90/4,135,157.56 - Step 6: Final answer
x = 1,825,992.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.