Finding the Fourth Proportional to 2,811,714.80, 4,216,699.49 and 1,014,364.08
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Solution
The fourth proportional to 2,811,714.80, 4,216,699.49 and 1,014,364.08 is: 1,521,231.28
Step by Step Solution
- Step 1: Write the proportion equation
2,811,714.80 : 4,216,699.49 = 1,014,364.08 : x - Step 2: Convert to fraction form
2,811,714.80/4,216,699.49 = 1,014,364.08/x - Step 3: Cross multiply
2,811,714.80x = 4,216,699.49 × 1,014,364.08 - Step 4: Simplify right side
2,811,714.80x = 4,277,268,493,738.50 - Step 5: Solve for x
x = 4,277,268,493,738.50/2,811,714.80 - Step 6: Final answer
x = 1,521,231.28
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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.