Finding the Fourth Proportional to 2,806,408.22, 3,872,843.63 and 1,517,248.26
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Solution
The fourth proportional to 2,806,408.22, 3,872,843.63 and 1,517,248.26 is: 2,093,802.76
Step by Step Solution
- Step 1: Write the proportion equation
2,806,408.22 : 3,872,843.63 = 1,517,248.26 : x - Step 2: Convert to fraction form
2,806,408.22/3,872,843.63 = 1,517,248.26/x - Step 3: Cross multiply
2,806,408.22x = 3,872,843.63 × 1,517,248.26 - Step 4: Simplify right side
2,806,408.22x = 5,876,065,265,507.55 - Step 5: Solve for x
x = 5,876,065,265,507.55/2,806,408.22 - Step 6: Final answer
x = 2,093,802.76
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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.