Finding the Fourth Proportional to 2,759,879.26, 3,808,633.58 and 1,536,158.44
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Solution
The fourth proportional to 2,759,879.26, 3,808,633.58 and 1,536,158.44 is: 2,119,898.76
Step by Step Solution
- Step 1: Write the proportion equation
2,759,879.26 : 3,808,633.58 = 1,536,158.44 : x - Step 2: Convert to fraction form
2,759,879.26/3,808,633.58 = 1,536,158.44/x - Step 3: Cross multiply
2,759,879.26x = 3,808,633.58 × 1,536,158.44 - Step 4: Simplify right side
2,759,879.26x = 5,850,664,618,784.42 - Step 5: Solve for x
x = 5,850,664,618,784.42/2,759,879.26 - Step 6: Final answer
x = 2,119,898.76
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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.