Finding the Fourth Proportional to 2,993,183.84, 4,489,762.80 and 749,315.36
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Solution
The fourth proportional to 2,993,183.84, 4,489,762.80 and 749,315.36 is: 1,123,969.80
Step by Step Solution
- Step 1: Write the proportion equation
2,993,183.84 : 4,489,762.80 = 749,315.36 : x - Step 2: Convert to fraction form
2,993,183.84/4,489,762.80 = 749,315.36/x - Step 3: Cross multiply
2,993,183.84x = 4,489,762.80 × 749,315.36 - Step 4: Simplify right side
2,993,183.84x = 3,364,248,228,796.61 - Step 5: Solve for x
x = 3,364,248,228,796.61/2,993,183.84 - Step 6: Final answer
x = 1,123,969.80
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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.