Finding the Fourth Proportional to 4,895,503.37, 7,338,689.49 and 1,654,786.21
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Solution
The fourth proportional to 4,895,503.37, 7,338,689.49 and 1,654,786.21 is: 2,480,636.05
Step by Step Solution
- Step 1: Write the proportion equation
4,895,503.37 : 7,338,689.49 = 1,654,786.21 : x - Step 2: Convert to fraction form
4,895,503.37/7,338,689.49 = 1,654,786.21/x - Step 3: Cross multiply
4,895,503.37x = 7,338,689.49 × 1,654,786.21 - Step 4: Simplify right side
4,895,503.37x = 12,143,962,149,177.21 - Step 5: Solve for x
x = 12,143,962,149,177.21/4,895,503.37 - Step 6: Final answer
x = 2,480,636.05
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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.