Finding the Fourth Proportional to 1,286,977.50, 1,931,001.66 and 566,950.68
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Solution
The fourth proportional to 1,286,977.50, 1,931,001.66 and 566,950.68 is: 850,661.88
Step by Step Solution
- Step 1: Write the proportion equation
1,286,977.50 : 1,931,001.66 = 566,950.68 : x - Step 2: Convert to fraction form
1,286,977.50/1,931,001.66 = 566,950.68/x - Step 3: Cross multiply
1,286,977.50x = 1,931,001.66 × 566,950.68 - Step 4: Simplify right side
1,286,977.50x = 1,094,782,704,218.13 - Step 5: Solve for x
x = 1,094,782,704,218.13/1,286,977.50 - Step 6: Final answer
x = 850,661.88
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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.