Finding the Fourth Proportional to 2,451,806.40, 3,677,709.60 and 768,907.20
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Solution
The fourth proportional to 2,451,806.40, 3,677,709.60 and 768,907.20 is: 1,153,360.80
Step by Step Solution
- Step 1: Write the proportion equation
2,451,806.40 : 3,677,709.60 = 768,907.20 : x - Step 2: Convert to fraction form
2,451,806.40/3,677,709.60 = 768,907.20/x - Step 3: Cross multiply
2,451,806.40x = 3,677,709.60 × 768,907.20 - Step 4: Simplify right side
2,451,806.40x = 2,827,817,390,949.12 - Step 5: Solve for x
x = 2,827,817,390,949.12/2,451,806.40 - Step 6: Final answer
x = 1,153,360.80
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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.