Finding the Fourth Proportional to 2,445,738.20, 3,669,125.70 and 739,741.40
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Solution
The fourth proportional to 2,445,738.20, 3,669,125.70 and 739,741.40 is: 1,109,768.90
Step by Step Solution
- Step 1: Write the proportion equation
2,445,738.20 : 3,669,125.70 = 739,741.40 : x - Step 2: Convert to fraction form
2,445,738.20/3,669,125.70 = 739,741.40/x - Step 3: Cross multiply
2,445,738.20x = 3,669,125.70 × 739,741.40 - Step 4: Simplify right side
2,445,738.20x = 2,714,204,182,093.98 - Step 5: Solve for x
x = 2,714,204,182,093.98/2,445,738.20 - Step 6: Final answer
x = 1,109,768.90
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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.