Finding the Fourth Proportional to 1,900,302.84, 2,622,451.99 and 1,040,807.73
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Solution
The fourth proportional to 1,900,302.84, 2,622,451.99 and 1,040,807.73 is: 1,436,333.33
Step by Step Solution
- Step 1: Write the proportion equation
1,900,302.84 : 2,622,451.99 = 1,040,807.73 : x - Step 2: Convert to fraction form
1,900,302.84/2,622,451.99 = 1,040,807.73/x - Step 3: Cross multiply
1,900,302.84x = 2,622,451.99 × 1,040,807.73 - Step 4: Simplify right side
1,900,302.84x = 2,729,468,302,745.88 - Step 5: Solve for x
x = 2,729,468,302,745.88/1,900,302.84 - Step 6: Final answer
x = 1,436,333.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.