Finding the Fourth Proportional to 4,519,268.10, 6,779,158.34 and 1,445,528.92
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Solution
The fourth proportional to 4,519,268.10, 6,779,158.34 and 1,445,528.92 is: 2,168,375.32
Step by Step Solution
- Step 1: Write the proportion equation
4,519,268.10 : 6,779,158.34 = 1,445,528.92 : x - Step 2: Convert to fraction form
4,519,268.10/6,779,158.34 = 1,445,528.92/x - Step 3: Cross multiply
4,519,268.10x = 6,779,158.34 × 1,445,528.92 - Step 4: Simplify right side
4,519,268.10x = 9,799,469,420,395.12 - Step 5: Solve for x
x = 9,799,469,420,395.12/4,519,268.10 - Step 6: Final answer
x = 2,168,375.32
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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.