Finding the Fourth Proportional to 2,811,483.24, 4,217,187.59 and 681,586.62
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Solution
The fourth proportional to 2,811,483.24, 4,217,187.59 and 681,586.62 is: 1,022,370.89
Step by Step Solution
- Step 1: Write the proportion equation
2,811,483.24 : 4,217,187.59 = 681,586.62 : x - Step 2: Convert to fraction form
2,811,483.24/4,217,187.59 = 681,586.62/x - Step 3: Cross multiply
2,811,483.24x = 4,217,187.59 × 681,586.62 - Step 4: Simplify right side
2,811,483.24x = 2,874,378,635,374.05 - Step 5: Solve for x
x = 2,874,378,635,374.05/2,811,483.24 - Step 6: Final answer
x = 1,022,370.89
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1.5x scale
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.