Finding the Fourth Proportional to 1,444,321.14, 1,993,137.21 and 799,739.34
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Solution
The fourth proportional to 1,444,321.14, 1,993,137.21 and 799,739.34 is: 1,103,625.91
Step by Step Solution
- Step 1: Write the proportion equation
1,444,321.14 : 1,993,137.21 = 799,739.34 : x - Step 2: Convert to fraction form
1,444,321.14/1,993,137.21 = 799,739.34/x - Step 3: Cross multiply
1,444,321.14x = 1,993,137.21 × 799,739.34 - Step 4: Simplify right side
1,444,321.14x = 1,593,990,236,854.84 - Step 5: Solve for x
x = 1,593,990,236,854.84/1,444,321.14 - Step 6: Final answer
x = 1,103,625.91
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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.