Finding the Fourth Proportional to 3,248,251.88, 4,481,557.06 and 1,889,862.44
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Solution
The fourth proportional to 3,248,251.88, 4,481,557.06 and 1,889,862.44 is: 2,607,410.59
Step by Step Solution
- Step 1: Write the proportion equation
3,248,251.88 : 4,481,557.06 = 1,889,862.44 : x - Step 2: Convert to fraction form
3,248,251.88/4,481,557.06 = 1,889,862.44/x - Step 3: Cross multiply
3,248,251.88x = 4,481,557.06 × 1,889,862.44 - Step 4: Simplify right side
3,248,251.88x = 8,469,526,360,410.83 - Step 5: Solve for x
x = 8,469,526,360,410.83/3,248,251.88 - Step 6: Final answer
x = 2,607,410.59
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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.