Finding the Fourth Proportional to 5,619,107.85, 8,425,248.58 and 2,203,302.05
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Solution
The fourth proportional to 5,619,107.85, 8,425,248.58 and 2,203,302.05 is: 3,303,614.73
Step by Step Solution
- Step 1: Write the proportion equation
5,619,107.85 : 8,425,248.58 = 2,203,302.05 : x - Step 2: Convert to fraction form
5,619,107.85/8,425,248.58 = 2,203,302.05/x - Step 3: Cross multiply
5,619,107.85x = 8,425,248.58 × 2,203,302.05 - Step 4: Simplify right side
5,619,107.85x = 18,563,367,468,073.59 - Step 5: Solve for x
x = 18,563,367,468,073.59/5,619,107.85 - Step 6: Final answer
x = 3,303,614.73
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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.