Finding the Fourth Proportional to 2,131,002.19, 3,197,764.41 and 784,110.65
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Solution
The fourth proportional to 2,131,002.19, 3,197,764.41 and 784,110.65 is: 1,176,630.00
Step by Step Solution
- Step 1: Write the proportion equation
2,131,002.19 : 3,197,764.41 = 784,110.65 : x - Step 2: Convert to fraction form
2,131,002.19/3,197,764.41 = 784,110.65/x - Step 3: Cross multiply
2,131,002.19x = 3,197,764.41 × 784,110.65 - Step 4: Simplify right side
2,131,002.19x = 2,507,401,114,083.14 - Step 5: Solve for x
x = 2,507,401,114,083.14/2,131,002.19 - Step 6: Final answer
x = 1,176,630.00
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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.