Finding the Fourth Proportional to 2,243,011.13, 3,364,516.69 and 667,075.13
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Solution
The fourth proportional to 2,243,011.13, 3,364,516.69 and 667,075.13 is: 1,000,612.69
Step by Step Solution
- Step 1: Write the proportion equation
2,243,011.13 : 3,364,516.69 = 667,075.13 : x - Step 2: Convert to fraction form
2,243,011.13/3,364,516.69 = 667,075.13/x - Step 3: Cross multiply
2,243,011.13x = 3,364,516.69 × 667,075.13 - Step 4: Simplify right side
2,243,011.13x = 2,244,385,408,368.92 - Step 5: Solve for x
x = 2,244,385,408,368.92/2,243,011.13 - Step 6: Final answer
x = 1,000,612.69
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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.