Finding the Fourth Proportional to 1,727,780.24, 2,383,226.60 and 1,048,716.74
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Solution
The fourth proportional to 1,727,780.24, 2,383,226.60 and 1,048,716.74 is: 1,446,555.28
Step by Step Solution
- Step 1: Write the proportion equation
1,727,780.24 : 2,383,226.60 = 1,048,716.74 : x - Step 2: Convert to fraction form
1,727,780.24/2,383,226.60 = 1,048,716.74/x - Step 3: Cross multiply
1,727,780.24x = 2,383,226.60 × 1,048,716.74 - Step 4: Simplify right side
1,727,780.24x = 2,499,329,630,633.28 - Step 5: Solve for x
x = 2,499,329,630,633.28/1,727,780.24 - Step 6: Final answer
x = 1,446,555.28
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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.