Finding the Fourth Proportional to 2,674,432.60, 4,014,601.35 and 1,664,694.70
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Solution
The fourth proportional to 2,674,432.60, 4,014,601.35 and 1,664,694.70 is: 2,498,879.80
Step by Step Solution
- Step 1: Write the proportion equation
2,674,432.60 : 4,014,601.35 = 1,664,694.70 : x - Step 2: Convert to fraction form
2,674,432.60/4,014,601.35 = 1,664,694.70/x - Step 3: Cross multiply
2,674,432.60x = 4,014,601.35 × 1,664,694.70 - Step 4: Simplify right side
2,674,432.60x = 6,683,085,589,957.85 - Step 5: Solve for x
x = 6,683,085,589,957.85/2,674,432.60 - Step 6: Final answer
x = 2,498,879.80
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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.