Finding the Fourth Proportional to 2,378,261.24, 3,280,627.95 and 1,517,851.70
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Solution
The fourth proportional to 2,378,261.24, 3,280,627.95 and 1,517,851.70 is: 2,093,759.35
Step by Step Solution
- Step 1: Write the proportion equation
2,378,261.24 : 3,280,627.95 = 1,517,851.70 : x - Step 2: Convert to fraction form
2,378,261.24/3,280,627.95 = 1,517,851.70/x - Step 3: Cross multiply
2,378,261.24x = 3,280,627.95 × 1,517,851.70 - Step 4: Simplify right side
2,378,261.24x = 4,979,506,710,975.01 - Step 5: Solve for x
x = 4,979,506,710,975.01/2,378,261.24 - Step 6: Final answer
x = 2,093,759.35
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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.