Finding the Fourth Proportional to 5,741,776.84, 8,614,349.25 and 1,698,371.05
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Solution
The fourth proportional to 5,741,776.84, 8,614,349.25 and 1,698,371.05 is: 2,548,054.69
Step by Step Solution
- Step 1: Write the proportion equation
5,741,776.84 : 8,614,349.25 = 1,698,371.05 : x - Step 2: Convert to fraction form
5,741,776.84/8,614,349.25 = 1,698,371.05/x - Step 3: Cross multiply
5,741,776.84x = 8,614,349.25 × 1,698,371.05 - Step 4: Simplify right side
5,741,776.84x = 14,630,361,380,789.21 - Step 5: Solve for x
x = 14,630,361,380,789.21/5,741,776.84 - Step 6: Final answer
x = 2,548,054.69
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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.