Finding the Fourth Proportional to 4,879,226.92, 6,733,372.68 and 2,703,806.40
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Solution
The fourth proportional to 4,879,226.92, 6,733,372.68 and 2,703,806.40 is: 3,731,274.74
Step by Step Solution
- Step 1: Write the proportion equation
4,879,226.92 : 6,733,372.68 = 2,703,806.40 : x - Step 2: Convert to fraction form
4,879,226.92/6,733,372.68 = 2,703,806.40/x - Step 3: Cross multiply
4,879,226.92x = 6,733,372.68 × 2,703,806.40 - Step 4: Simplify right side
4,879,226.92x = 18,205,736,145,769.15 - Step 5: Solve for x
x = 18,205,736,145,769.15/4,879,226.92 - Step 6: Final answer
x = 3,731,274.74
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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.