Finding the Fourth Proportional to 4,660,456.48, 6,431,299.78 and 2,595,471.50
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Solution
The fourth proportional to 4,660,456.48, 6,431,299.78 and 2,595,471.50 is: 3,581,678.18
Step by Step Solution
- Step 1: Write the proportion equation
4,660,456.48 : 6,431,299.78 = 2,595,471.50 : x - Step 2: Convert to fraction form
4,660,456.48/6,431,299.78 = 2,595,471.50/x - Step 3: Cross multiply
4,660,456.48x = 6,431,299.78 × 2,595,471.50 - Step 4: Simplify right side
4,660,456.48x = 16,692,255,286,946.27 - Step 5: Solve for x
x = 16,692,255,286,946.27/4,660,456.48 - Step 6: Final answer
x = 3,581,678.18
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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.