Finding the Fourth Proportional to 4,178,456.49, 5,767,465.70 and 2,460,573.46
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Solution
The fourth proportional to 4,178,456.49, 5,767,465.70 and 2,460,573.46 is: 3,396,295.50
Step by Step Solution
- Step 1: Write the proportion equation
4,178,456.49 : 5,767,465.70 = 2,460,573.46 : x - Step 2: Convert to fraction form
4,178,456.49/5,767,465.70 = 2,460,573.46/x - Step 3: Cross multiply
4,178,456.49x = 5,767,465.70 × 2,460,573.46 - Step 4: Simplify right side
4,178,456.49x = 14,191,272,991,740.13 - Step 5: Solve for x
x = 14,191,272,991,740.13/4,178,456.49 - Step 6: Final answer
x = 3,396,295.50
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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.