Finding the Fourth Proportional to 4,239,157.58, 5,850,082.24 and 2,305,417.65
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Solution
The fourth proportional to 4,239,157.58, 5,850,082.24 and 2,305,417.65 is: 3,181,500.70
Step by Step Solution
- Step 1: Write the proportion equation
4,239,157.58 : 5,850,082.24 = 2,305,417.65 : x - Step 2: Convert to fraction form
4,239,157.58/5,850,082.24 = 2,305,417.65/x - Step 3: Cross multiply
4,239,157.58x = 5,850,082.24 × 2,305,417.65 - Step 4: Simplify right side
4,239,157.58x = 13,486,882,822,346.18 - Step 5: Solve for x
x = 13,486,882,822,346.18/4,239,157.58 - Step 6: Final answer
x = 3,181,500.70
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1.5x scale
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.