Finding the Fourth Proportional to 3,832,758.99, 5,749,138.50 and 1,557,750.38
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Solution
The fourth proportional to 3,832,758.99, 5,749,138.50 and 1,557,750.38 is: 2,336,625.57
Step by Step Solution
- Step 1: Write the proportion equation
3,832,758.99 : 5,749,138.50 = 1,557,750.38 : x - Step 2: Convert to fraction form
3,832,758.99/5,749,138.50 = 1,557,750.38/x - Step 3: Cross multiply
3,832,758.99x = 5,749,138.50 × 1,557,750.38 - Step 4: Simplify right side
3,832,758.99x = 8,955,722,670,019.64 - Step 5: Solve for x
x = 8,955,722,670,019.64/3,832,758.99 - Step 6: Final answer
x = 2,336,625.57
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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.