Finding the Fourth Proportional to 6,153,493.80, 9,230,240.70 and 1,665,769.80
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Solution
The fourth proportional to 6,153,493.80, 9,230,240.70 and 1,665,769.80 is: 2,498,654.70
Step by Step Solution
- Step 1: Write the proportion equation
6,153,493.80 : 9,230,240.70 = 1,665,769.80 : x - Step 2: Convert to fraction form
6,153,493.80/9,230,240.70 = 1,665,769.80/x - Step 3: Cross multiply
6,153,493.80x = 9,230,240.70 × 1,665,769.80 - Step 4: Simplify right side
6,153,493.80x = 15,375,456,204,790.86 - Step 5: Solve for x
x = 15,375,456,204,790.86/6,153,493.80 - Step 6: Final answer
x = 2,498,654.70
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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.