Finding the Fourth Proportional to 4,618,890.60, 6,373,811.44 and 2,553,782.13
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Solution
The fourth proportional to 4,618,890.60, 6,373,811.44 and 2,553,782.13 is: 3,524,076.92
Step by Step Solution
- Step 1: Write the proportion equation
4,618,890.60 : 6,373,811.44 = 2,553,782.13 : x - Step 2: Convert to fraction form
4,618,890.60/6,373,811.44 = 2,553,782.13/x - Step 3: Cross multiply
4,618,890.60x = 6,373,811.44 × 2,553,782.13 - Step 4: Simplify right side
4,618,890.60x = 16,277,325,744,288.77 - Step 5: Solve for x
x = 16,277,325,744,288.77/4,618,890.60 - Step 6: Final answer
x = 3,524,076.92
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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.