Finding the Fourth Proportional to 5,246,880.60, 7,874,806.99 and 2,054,248.80
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Solution
The fourth proportional to 5,246,880.60, 7,874,806.99 and 2,054,248.80 is: 3,083,129.59
Step by Step Solution
- Step 1: Write the proportion equation
5,246,880.60 : 7,874,806.99 = 2,054,248.80 : x - Step 2: Convert to fraction form
5,246,880.60/7,874,806.99 = 2,054,248.80/x - Step 3: Cross multiply
5,246,880.60x = 7,874,806.99 × 2,054,248.80 - Step 4: Simplify right side
5,246,880.60x = 16,176,812,809,439.11 - Step 5: Solve for x
x = 16,176,812,809,439.11/5,246,880.60 - Step 6: Final answer
x = 3,083,129.59
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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.