Finding the Fourth Proportional to 4,713,548.76, 6,504,910.74 and 2,779,890.84
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Solution
The fourth proportional to 4,713,548.76, 6,504,910.74 and 2,779,890.84 is: 3,836,375.25
Step by Step Solution
- Step 1: Write the proportion equation
4,713,548.76 : 6,504,910.74 = 2,779,890.84 : x - Step 2: Convert to fraction form
4,713,548.76/6,504,910.74 = 2,779,890.84/x - Step 3: Cross multiply
4,713,548.76x = 6,504,910.74 × 2,779,890.84 - Step 4: Simplify right side
4,713,548.76x = 18,082,941,781,143.62 - Step 5: Solve for x
x = 18,082,941,781,143.62/4,713,548.76 - Step 6: Final answer
x = 3,836,375.25
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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.