Finding the Fourth Proportional to 2,137,423.44, 3,206,345.44 and 621,119.62
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Solution
The fourth proportional to 2,137,423.44, 3,206,345.44 and 621,119.62 is: 931,740.53
Step by Step Solution
- Step 1: Write the proportion equation
2,137,423.44 : 3,206,345.44 = 621,119.62 : x - Step 2: Convert to fraction form
2,137,423.44/3,206,345.44 = 621,119.62/x - Step 3: Cross multiply
2,137,423.44x = 3,206,345.44 × 621,119.62 - Step 4: Simplify right side
2,137,423.44x = 1,991,524,054,136.52 - Step 5: Solve for x
x = 1,991,524,054,136.52/2,137,423.44 - Step 6: Final answer
x = 931,740.53
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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.