Finding the Fourth Proportional to 3,198,134.18, 4,795,835.67 and 1,851,226.49
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Solution
The fourth proportional to 3,198,134.18, 4,795,835.67 and 1,851,226.49 is: 2,776,049.26
Step by Step Solution
- Step 1: Write the proportion equation
3,198,134.18 : 4,795,835.67 = 1,851,226.49 : x - Step 2: Convert to fraction form
3,198,134.18/4,795,835.67 = 1,851,226.49/x - Step 3: Cross multiply
3,198,134.18x = 4,795,835.67 × 1,851,226.49 - Step 4: Simplify right side
3,198,134.18x = 8,878,178,010,011.72 - Step 5: Solve for x
x = 8,878,178,010,011.72/3,198,134.18 - Step 6: Final answer
x = 2,776,049.26
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.