Finding the Fourth Proportional to 4,251,774.66, 6,380,306.91 and 1,727,429.91
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Solution
The fourth proportional to 4,251,774.66, 6,380,306.91 and 1,727,429.91 is: 2,592,219.45
Step by Step Solution
- Step 1: Write the proportion equation
4,251,774.66 : 6,380,306.91 = 1,727,429.91 : x - Step 2: Convert to fraction form
4,251,774.66/6,380,306.91 = 1,727,429.91/x - Step 3: Cross multiply
4,251,774.66x = 6,380,306.91 × 1,727,429.91 - Step 4: Simplify right side
4,251,774.66x = 11,021,532,991,313.68 - Step 5: Solve for x
x = 11,021,532,991,313.68/4,251,774.66 - Step 6: Final answer
x = 2,592,219.45
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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.