Finding the Fourth Proportional to 3,713,311.86, 5,126,049.08 and 2,338,675.65
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Solution
The fourth proportional to 3,713,311.86, 5,126,049.08 and 2,338,675.65 is: 3,228,429.66
Step by Step Solution
- Step 1: Write the proportion equation
3,713,311.86 : 5,126,049.08 = 2,338,675.65 : x - Step 2: Convert to fraction form
3,713,311.86/5,126,049.08 = 2,338,675.65/x - Step 3: Cross multiply
3,713,311.86x = 5,126,049.08 × 2,338,675.65 - Step 4: Simplify right side
3,713,311.86x = 11,988,166,152,407.52 - Step 5: Solve for x
x = 11,988,166,152,407.52/3,713,311.86 - Step 6: Final answer
x = 3,228,429.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.