Finding the Fourth Proportional to 4,511,816.19, 6,767,622.23 and 1,100,120.49
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Solution
The fourth proportional to 4,511,816.19, 6,767,622.23 and 1,100,120.49 is: 1,650,155.85
Step by Step Solution
- Step 1: Write the proportion equation
4,511,816.19 : 6,767,622.23 = 1,100,120.49 : x - Step 2: Convert to fraction form
4,511,816.19/6,767,622.23 = 1,100,120.49/x - Step 3: Cross multiply
4,511,816.19x = 6,767,622.23 × 1,100,120.49 - Step 4: Simplify right side
4,511,816.19x = 7,445,199,878,301.89 - Step 5: Solve for x
x = 7,445,199,878,301.89/4,511,816.19 - Step 6: Final answer
x = 1,650,155.85
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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.