Finding the Fourth Proportional to 3,883,311.12, 5,824,963.61 and 1,043,423.28
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Solution
The fourth proportional to 3,883,311.12, 5,824,963.61 and 1,043,423.28 is: 1,565,134.09
Step by Step Solution
- Step 1: Write the proportion equation
3,883,311.12 : 5,824,963.61 = 1,043,423.28 : x - Step 2: Convert to fraction form
3,883,311.12/5,824,963.61 = 1,043,423.28/x - Step 3: Cross multiply
3,883,311.12x = 5,824,963.61 × 1,043,423.28 - Step 4: Simplify right side
3,883,311.12x = 6,077,902,630,609.73 - Step 5: Solve for x
x = 6,077,902,630,609.73/3,883,311.12 - Step 6: Final answer
x = 1,565,134.09
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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.