Finding the Fourth Proportional to 4,739,509.41, 6,540,689.97 and 2,674,403.88
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Solution
The fourth proportional to 4,739,509.41, 6,540,689.97 and 2,674,403.88 is: 3,690,771.58
Step by Step Solution
- Step 1: Write the proportion equation
4,739,509.41 : 6,540,689.97 = 2,674,403.88 : x - Step 2: Convert to fraction form
4,739,509.41/6,540,689.97 = 2,674,403.88/x - Step 3: Cross multiply
4,739,509.41x = 6,540,689.97 × 2,674,403.88 - Step 4: Simplify right side
4,739,509.41x = 17,492,446,633,645.08 - Step 5: Solve for x
x = 17,492,446,633,645.08/4,739,509.41 - Step 6: Final answer
x = 3,690,771.58
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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.