Finding the Fourth Proportional to 3,840,646.38, 5,759,703.14 and 1,281,156
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Solution
The fourth proportional to 3,840,646.38, 5,759,703.14 and 1,281,156 is: 1,921,311.54
Step by Step Solution
- Step 1: Write the proportion equation
3,840,646.38 : 5,759,703.14 = 1,281,156 : x - Step 2: Convert to fraction form
3,840,646.38/5,759,703.14 = 1,281,156/x - Step 3: Cross multiply
3,840,646.38x = 5,759,703.14 × 1,281,156 - Step 4: Simplify right side
3,840,646.38x = 7,379,078,229,624.06 - Step 5: Solve for x
x = 7,379,078,229,624.06/3,840,646.38 - Step 6: Final answer
x = 1,921,311.54
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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.