Finding the Fourth Proportional to 3,211,897.02, 4,819,106.49 and 1,413,519.09
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Solution
The fourth proportional to 3,211,897.02, 4,819,106.49 and 1,413,519.09 is: 2,120,833.57
Step by Step Solution
- Step 1: Write the proportion equation
3,211,897.02 : 4,819,106.49 = 1,413,519.09 : x - Step 2: Convert to fraction form
3,211,897.02/4,819,106.49 = 1,413,519.09/x - Step 3: Cross multiply
3,211,897.02x = 4,819,106.49 × 1,413,519.09 - Step 4: Simplify right side
3,211,897.02x = 6,811,899,020,357.90 - Step 5: Solve for x
x = 6,811,899,020,357.90/3,211,897.02 - Step 6: Final answer
x = 2,120,833.57
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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.