Finding the Fourth Proportional to 2,518,029.20, 3,777,039.12 and 789,031.44
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Solution
The fourth proportional to 2,518,029.20, 3,777,039.12 and 789,031.44 is: 1,183,545.69
Step by Step Solution
- Step 1: Write the proportion equation
2,518,029.20 : 3,777,039.12 = 789,031.44 : x - Step 2: Convert to fraction form
2,518,029.20/3,777,039.12 = 789,031.44/x - Step 3: Cross multiply
2,518,029.20x = 3,777,039.12 × 789,031.44 - Step 4: Simplify right side
2,518,029.20x = 2,980,202,615,789.93 - Step 5: Solve for x
x = 2,980,202,615,789.93/2,518,029.20 - Step 6: Final answer
x = 1,183,545.69
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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.