Finding the Fourth Proportional to 4,818,766.16, 7,225,824.12 and 2,797,518.92
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Solution
The fourth proportional to 4,818,766.16, 7,225,824.12 and 2,797,518.92 is: 4,194,928.54
Step by Step Solution
- Step 1: Write the proportion equation
4,818,766.16 : 7,225,824.12 = 2,797,518.92 : x - Step 2: Convert to fraction form
4,818,766.16/7,225,824.12 = 2,797,518.92/x - Step 3: Cross multiply
4,818,766.16x = 7,225,824.12 × 2,797,518.92 - Step 4: Simplify right side
4,818,766.16x = 20,214,379,688,292.35 - Step 5: Solve for x
x = 20,214,379,688,292.35/4,818,766.16 - Step 6: Final answer
x = 4,194,928.54
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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.