Finding the Fourth Proportional to 1,620,410.08, 2,236,134.72 and 895,289.44
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Solution
The fourth proportional to 1,620,410.08, 2,236,134.72 and 895,289.44 is: 1,235,482.19
Step by Step Solution
- Step 1: Write the proportion equation
1,620,410.08 : 2,236,134.72 = 895,289.44 : x - Step 2: Convert to fraction form
1,620,410.08/2,236,134.72 = 895,289.44/x - Step 3: Cross multiply
1,620,410.08x = 2,236,134.72 × 895,289.44 - Step 4: Simplify right side
1,620,410.08x = 2,001,987,801,233.36 - Step 5: Solve for x
x = 2,001,987,801,233.36/1,620,410.08 - Step 6: Final answer
x = 1,235,482.19
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.