Finding the Fourth Proportional to 2,261,768.95, 3,392,646.74 and 913,915.99
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Solution
The fourth proportional to 2,261,768.95, 3,392,646.74 and 913,915.99 is: 1,370,871.28
Step by Step Solution
- Step 1: Write the proportion equation
2,261,768.95 : 3,392,646.74 = 913,915.99 : x - Step 2: Convert to fraction form
2,261,768.95/3,392,646.74 = 913,915.99/x - Step 3: Cross multiply
2,261,768.95x = 3,392,646.74 × 913,915.99 - Step 4: Simplify right side
2,261,768.95x = 3,100,594,104,107.37 - Step 5: Solve for x
x = 3,100,594,104,107.37/2,261,768.95 - Step 6: Final answer
x = 1,370,871.28
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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.