Finding the Fourth Proportional to 3,896,227.24, 5,376,909.06 and 2,177,352.68
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Solution
The fourth proportional to 3,896,227.24, 5,376,909.06 and 2,177,352.68 is: 3,004,811.23
Step by Step Solution
- Step 1: Write the proportion equation
3,896,227.24 : 5,376,909.06 = 2,177,352.68 : x - Step 2: Convert to fraction form
3,896,227.24/5,376,909.06 = 2,177,352.68/x - Step 3: Cross multiply
3,896,227.24x = 5,376,909.06 × 2,177,352.68 - Step 4: Simplify right side
3,896,227.24x = 11,707,427,351,907.28 - Step 5: Solve for x
x = 11,707,427,351,907.28/3,896,227.24 - Step 6: Final answer
x = 3,004,811.23
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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.