Finding the Fourth Proportional to 3,086,725.23, 4,630,327.40 and 927,581.81
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Solution
The fourth proportional to 3,086,725.23, 4,630,327.40 and 927,581.81 is: 1,391,444.70
Step by Step Solution
- Step 1: Write the proportion equation
3,086,725.23 : 4,630,327.40 = 927,581.81 : x - Step 2: Convert to fraction form
3,086,725.23/4,630,327.40 = 927,581.81/x - Step 3: Cross multiply
3,086,725.23x = 4,630,327.40 × 927,581.81 - Step 4: Simplify right side
3,086,725.23x = 4,295,007,449,751.91 - Step 5: Solve for x
x = 4,295,007,449,751.91/3,086,725.23 - Step 6: Final answer
x = 1,391,444.70
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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.