Finding the Fourth Proportional to 2,768,553.20, 4,152,829.80 and 746,793.20
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Solution
The fourth proportional to 2,768,553.20, 4,152,829.80 and 746,793.20 is: 1,120,189.80
Step by Step Solution
- Step 1: Write the proportion equation
2,768,553.20 : 4,152,829.80 = 746,793.20 : x - Step 2: Convert to fraction form
2,768,553.20/4,152,829.80 = 746,793.20/x - Step 3: Cross multiply
2,768,553.20x = 4,152,829.80 × 746,793.20 - Step 4: Simplify right side
2,768,553.20x = 3,101,305,055,397.36 - Step 5: Solve for x
x = 3,101,305,055,397.36/2,768,553.20 - Step 6: Final answer
x = 1,120,189.80
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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.