Finding the Fourth Proportional to 5,733,519.94, 7,912,155.18 and 3,119,934.90
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Solution
The fourth proportional to 5,733,519.94, 7,912,155.18 and 3,119,934.90 is: 4,305,454.47
Step by Step Solution
- Step 1: Write the proportion equation
5,733,519.94 : 7,912,155.18 = 3,119,934.90 : x - Step 2: Convert to fraction form
5,733,519.94/7,912,155.18 = 3,119,934.90/x - Step 3: Cross multiply
5,733,519.94x = 7,912,155.18 × 3,119,934.90 - Step 4: Simplify right side
5,733,519.94x = 24,685,409,080,297.78 - Step 5: Solve for x
x = 24,685,409,080,297.78/5,733,519.94 - Step 6: Final answer
x = 4,305,454.47
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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.