Finding the Fourth Proportional to 2,285,241.60, 3,425,529.60 and 1,338,124.80
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Solution
The fourth proportional to 2,285,241.60, 3,425,529.60 and 1,338,124.80 is: 2,005,821.23
Step by Step Solution
- Step 1: Write the proportion equation
2,285,241.60 : 3,425,529.60 = 1,338,124.80 : x - Step 2: Convert to fraction form
2,285,241.60/3,425,529.60 = 1,338,124.80/x - Step 3: Cross multiply
2,285,241.60x = 3,425,529.60 × 1,338,124.80 - Step 4: Simplify right side
2,285,241.60x = 4,583,786,110,894.08 - Step 5: Solve for x
x = 4,583,786,110,894.08/2,285,241.60 - Step 6: Final answer
x = 2,005,821.23
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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.