Finding the Fourth Proportional to 2,519,819.60, 3,789,060.60 and 2,109,246.80
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Solution
The fourth proportional to 2,519,819.60, 3,789,060.60 and 2,109,246.80 is: 3,171,681.00
Step by Step Solution
- Step 1: Write the proportion equation
2,519,819.60 : 3,789,060.60 = 2,109,246.80 : x - Step 2: Convert to fraction form
2,519,819.60/3,789,060.60 = 2,109,246.80/x - Step 3: Cross multiply
2,519,819.60x = 3,789,060.60 × 2,109,246.80 - Step 4: Simplify right side
2,519,819.60x = 7,992,063,945,556.08 - Step 5: Solve for x
x = 7,992,063,945,556.08/2,519,819.60 - Step 6: Final answer
x = 3,171,681.00
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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.