Finding the Fourth Proportional to 4,239,601.20, 6,350,070.60 and 2,553,764.40
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Solution
The fourth proportional to 4,239,601.20, 6,350,070.60 and 2,553,764.40 is: 3,825,025.86
Step by Step Solution
- Step 1: Write the proportion equation
4,239,601.20 : 6,350,070.60 = 2,553,764.40 : x - Step 2: Convert to fraction form
4,239,601.20/6,350,070.60 = 2,553,764.40/x - Step 3: Cross multiply
4,239,601.20x = 6,350,070.60 × 2,553,764.40 - Step 4: Simplify right side
4,239,601.20x = 16,216,584,235,766.64 - Step 5: Solve for x
x = 16,216,584,235,766.64/4,239,601.20 - Step 6: Final answer
x = 3,825,025.86
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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.